Northampton Saints thrash Bulls to reach Champions Cup semi-finals
Brilliant Saints score nine tries in dazzling victory at Franklin's Gardens
Northampton will travel to Dublin's Croke Park to face Leinster in May
Leinster crushed defending champions La Rochelle 40-13 to reach last four
Harlequins edged out Bordeaux-Begles 42-41 to make semi-finals for first time
They will face Toulouse or Exeter who play on Sunday
James Lowe
Another try for Leinster and they're now fully in control!
A perfectly weighted Robbie Henshaw cross-kick stretches the La Rochelle defence and James Lowe is the grateful recipient, gathering the ball and crashing over for a try which will surely put the game beyond doubt.
Ciaran Frawley attempts the tricky conversion but hits the post.
Dan Sheehan
Try for Leinster!
Repeated attempts at the line fall just short and Leinster get the ball wide to Dan Sheehan who is in space on the wing.
The hooker demonstrates his pace to sprint over and touch down to put his side beyond touching distance.
Ross Byrne hits the post from the conversion - his first miss of the day!
Leinster 30-13 La Rochelle
The pressure continues as Leinster inch their way towards the La Rochelle line with a series of carries.
Advantage to Leinster but will they need it?
Leinster 30-13 La Rochelle
Leinster have a lineout in La Rochelle's deep in La Rochelle's half.
An uncharacteristic mistake from Leinster as the ball is fired at James Lowe who can't hold onto it.
La Rochelle get the scrum and clear the ball but Leinster now back in the visitor's half.
Leinster 30-13 La Rochelle
La Rochelle enjoying a period of possession now but the blue wall of defence holds firm.
The visitors are struggling to cope with Leinster's defensive line-speed and Jamison Gibson-Park wins a turnover!
A big moment for the hosts.
Leinster 30-13 La Rochelle
Leinster have been pinned back with a probing kick and do well to secure the ball on a defensive lineout close to their line.
Jamie Osborne clears his lines and Leinster can breathe a sigh of relief for a moment at least.
Leinster 30-13 La Rochelle
La Rochelle fluff the restart and Leinster win a penalty off the scrum.
It feels like the momentum has swung firmly in Leinster's direction at the start of the second-half.
Ryan Baird and Dan Sheehan both receiving attention now but look to be OK...
Ryan Baird
Leinster make a statement at the start of the second half with a try from Ryan Baird.
A series of carries draws in the visitor's defence as the ball gets worked wide to the flanker who breaks a tackle and demonstrates his athleticism to sprint over the line.
Ross Byrne adds the extras after a lengthy delay for treatment to La Rochelle scrum-half Tawera Kerr-Barlow who has to leave the pitch.
Leinster 23-13 La Rochelle
We return to the action now for what is set up to be an exciting second-half.
Leinster start with intent as they go through the phases just outside the La Rochelle 22.
Leinster 23-13 La Rochelle
Phew!
What a game of rugby it has been so far. A breathless finish to the first half after a back-and-forth game.
Leinster have dominated, but La Rochelle's try before the break sets up an exciting second half!
Louis Penverne
A succession of penalties conceded by Leinster results in referee Karl Dickson having a word with Caelan Doris to warn him about his side's indiscipline.
La Rochelle go to the corner and steer a powerful maul over the line, with Louis Penverne crashing over under a pile of bodies.
Antoine Hastoy adds the extras to reduce the deficit before the break.
Leinster 23-6 La Rochelle
One last attack for La Rochelle of the half. They have a penalty and they kick for touch with the clock in red.
Can they land a blow before the break?
Jamison Gibson-Park
Leinster score!
Out of nowhere James Lowe makes a break and for a second it looked like he had crossed wires with Jamison Gibson-Park who was running in support.
But the offload to Gibson-Park allows the scrum-half to scamper over the line an touch down at a crucial moment - just before half-time.
After a quick review from the TMO, the ball is deemed to have gone backwards and the try is awarded.
Ross Byrne maintains his perfect record from the kicking tee.
Leinster 16-6 La Rochelle
Four minutes to go until half-time and La Rochelle have the scrum just inside the Leinster 22.
The home-crowd urging their side to hold-firm.
Leinster put pressure on at the scrum and Tawera Kerr-Barlow goes offside for the visitors allowing the hosts to clear their lines.
Leinster 16-6 La Rochelle
La Rochelle have a lineout just inside the Leinster 22 and will look to launch an attack.
However, Ryan Baird pick-pockets the ball in the maul and the massive boot of James Lowe clears the ball which goes dead and it's a scrum from where the ball was kicked.
Ross Byrne
The back-and-forth continues as Leinster work their way up the pitch and earn themselves another penalty.
Ross Byrne makes no mistake once again to extend his side's lead.
He makes it look easy. Four kicks from four so far.
Antoine Hastoy
The visitors keep themselves within touching distance courtesy of the boot of Antoine Hastoy.
Ross Bryne
Ross Byrne has another shot at the posts and does well to slot his kick despite a decent wind.
His kick goes the distance and Leinster edge further ahead.
Leinster 10-3 La Rochelle
A brief respite now from a mad few minutes, with Leinster coming close to scoring their second try on a few occasions but La Rochelle's defence has done well to resist wave after wave of blue attack.
The hosts dominating in terms of territory and possession and they have been awarded another penalty.
Ross Byrne with a tricky kick in the wind...
Jamison Gibson-Park
A period of sustained pressure but they are unable to capitalise as Jamison Gibson-Park's attempt for the line is deemed to have been help up.