Wimbledon 2015: Ivo Karlovic hits line judge with 134mph serve

Big-serving Ivo Karlovic hits a line judge in the head with a 134mph serve during his match with Andy Murray.

He then quickly checks whether she is okay and she appears unflustered by the incident.

Karlovic went on to lose the match 7-6 (9-7), 6-4, 5-7, 6-4.