Four ways to tackle football's frustrating 'tactical time-out'
tactical time-out' [**Chelsea**](/sport/football/teams/chelsea) **goalkeeper Robert Sanchez slowly sat down on the Wembley turf and signalled that he needed treatment during Sunday's** [**FA Cup semi-final against Leeds United**](/sport/football/live/c62kj76yk43t)**.**
Referee Jarred Gillett