Postpublished at 11:15 British Summer Time 1 July 2019
*McNally 1-0 Watson
Jo Durie
Former British number one on BBC TV
There is no racquet speed at all from Heather Watson and than can happen when you're nervous.
15-year-old qualifier Cori Gauff stuns Venus Williams 6-4 6-4 in first round
GB's Kyle Edmund beats Jaume Munar 6-4 6-4 6-4 on Centre Court
Second seed Naomi Osaka stunned 6-7 (4-7) 2-6 to Yulia Putintseva
Sixth seed Alexander Zverev & seventh seed Stefanos Tsitsipas knocked out
Britain's Heather Watson beats Caty McNally 7-6 6-2
Djokovic wins in straight sets
Saj Chowdhury and Chris Bevan
*McNally 1-0 Watson
Jo Durie
Former British number one on BBC TV
There is no racquet speed at all from Heather Watson and than can happen when you're nervous.
*McNally 1-0 Watson
A disastrous start for Heather Watson. Her serve is broken at the first opportunity. Three double faults do not help her cause.
McNally 0-0 Watson*
A nervy start for British number two Heather Watson as she produces two double faults in the opening game of her Wimbledon. Deuce
McNally 0-0 Watson
American Caty McNally is only 17 and is ranked 165 in the world, compared to Great Britain's Heather Watson, who is 122nd in the world after a highest spot of 38 four years ago.
That is our featured match on BBC Two right now so press play at the top to watch along.
Fourth seed and runner-up last year Kevin Anderson will begin his campaign against a player who may soon become familiar to British tennis fans, Pierre-Hugues Herbert.
Herbert, the men's doubles champion in 2016, will be playing alongside crowd favourite and former British number one Andy Murray in the doubles this time around.
Also in action from 11:00 BST is 22nd seed Stan Wawrinka, who plays Belgium's Ruben Bemelmans, while Spain's 23rd seed Roberto Bautista Agut faces German Peter Gojowczyk.
World number one Novak Djokovic, 2016 runner-up Milos Raonic, sixth seed Alexander Zverev, Greece's Stefanos Tsitsipas and British number one Kyle Edmund are all in action later on Monday.
Britain's Heather Watson is one of those first up, over on court 12 as she takes on American teenager Caty McNally.
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Sonia Oxley
BBC Sport at Wimbledon
What do you do to kill the time while you are queuing up to get into Wimbledon?
There was improvised cricket, boules and juggling on display this morning:
Katie Falkingham
BBC Sport at Wimbledon
Quite a few fans flocked straight to Centre Court as soon as they passed through the gates.
From our position overlooking the court, I can see many are taking the opportunity to take selfies galore before defending men's singles champion Novak Djokovic steps on court in just over two hours time for his first round match against Philipp Kohlschreiber.
But look closely and you can see there's one key thing still missing...the net!
Tracy Austin
Two-time Grand Slam champion on BBC TV at Wimbledon
The women's draw is so unpredictable. Expect the unexpected.
There are five women that could be world number one by the end of this tournament. Nobody has been able to grab hold of that number one spot, it's so open.
#bbctennis or text 81111 (UK only)
Tarjinder Singh: Nadal should forget the seedings relish the challenge of a harder draw.
Jez Does: Today's jobs are done, for now... time to take in the tournament! Beautiful day for tennis.
Jonathan Jurejko
BBC Sport at Wimbledon
If you're not familiar with London then you might not know Southfields is the nearest Tube stop to the All England Club.
Thousands of tennis fans arrive here daily during the Championships and wander the 10 minutes or so, past countless shops and pop-up stalls providing iced drinks, coffees and sun hats, to the All England Club.
With the station platform transformed into a mini tennis court, and the waiting seats given Wimbledon-coloured covers, they immediately know this is the right stop.
However, I wouldn't recommend trying to have a hit on the platform...
There is now a roof over Court One. That means play can continue on there as well as on Centre Court until 23:00 BST whatever the weather.
There will be no more marathon matches because of the introduction of tie-break in the final set - previously, players had to win by two games in the last set but if that hasn't happened by the time the score gets to 12-12 then a tie-break will be played.
Fans will get more tennis in the mornings this year because the start time has been moved ahead by 30 minutes on the outside courts, so the first matches will begin at 11:00 BST - Centre and Court One will still start at 13:00.
A quad doubles wheelchair tennis exhibition tournament was played at Wimbledon last year and this time around there will be a competitive quad singles and doubles draw.
There are two queues at Wimbledon park today...
Sarah Cassidy-Seyoum has flown over from Laos - she pitched her tent at 5pm on Saturday to begin queuing for Centre Court tickets for Tuesday.
"I want to see Federer," the 25-year-old says. "I'll be camping here every night to get tickets for every other day until the quarter-finals and after that I'll be hoping to get ground passes."
Oh, and this is the fifth year she has done this!
Play on all courts apart from Centre and Court One starts at 11:00 BST. There are some big names in action straight away to get the tournament going with a bang.
In the other first matches we have...
Court four - MS - Peter Gojowczyk v Roberto Bautista Agut
Court six - LS - Polona Hercog v Viktoria Kuzmova
Court seven - MS - Cedrik-Marcel Stebe v Reilly Opelka
Court eight - LS - Dayana Yastremska v Camila Giorgi
Court nine - LS - Marie Bouzkova v Mona Barthel
Court 10 - LS - Margarita Gasparyan v Anna-Lena Friedsam
Court 14 - LS - Sofia Kenin v Astra Sharma
Court 15 - MS - Janko Tipsarevic v Yoshihito Nishioka
Court 16 - LS - Bernarda Pera v Maria Sakkari
France's Jo-Wilfried Tsonga is ready to begin his Wimbledon campaign against Australian Bernard Tomic tomorrow...
Will Tsonga be packing a punch this year? Here he is with former world heavyweight champion David Haye.
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#bbctennis or text 81111 (UK only)
Monty Moncrief: I'm looking forward to seeing what impact this exciting new generation of male players will make (Tsitspas, Tiafoe, Auger-Aliassime) but ultimately I want Rafa and Serena to lift the trophies and add to their respective legacies as all-time greats.
James Spencer: Looking forward to seeing if the younger players (Tsitsipas, Zverev, Theim) can start to make a consistent impact on the majors. Can one of them break the big three stranglehold?
Sue Barker, Tracy Austin, John McEnroe and Tim Henman all talking tennis under a blue sky. Summer is officially here.
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