Former Liverpool goalkeeper Bruce Grobbelaar thinks Steven Gerrard 's head is already in Los Angeles after he received his marching orders against Manchester United on Sunday . The Liverpool captain will leave Anfield in the summer to play for LA Galaxy in the USA , and got sent off in his final clash with Manchester United after just 38 seconds of being on the pitch . Gerrard came steaming into a challenge with Juan Mata initally , before an off-the-ball stamp on Ander Herrera resulted in a straight red card from referee Martin Atkinson . Liverpool captain Steven Gerrard apologised to his team-mates and fans after being sent off on Sunday . Juan Mata ( top ) was on the receiving end of Gerrard 's first robust challenge after coming onto the pitch . Gerrard then appeared to stamp on Ander Herrera , and received his marching orders from the referee . Former Reds keeper Grobbelaar believes Gerrard was n't fully focused on the match and is already looking ahead to the next step of his career . 'Steven Gerrard wanted to stamp his authority on to the match , ' Grobbelaar told talkSPORT . ' I know that Gerrard ’ s heart is in Liverpool , and always will be , but his head unfortunately is in Los Angeles . 'He said himself that he takes full responsibility for what his actions were . A lot of other referees would have just given a yellow and warned him to stamp it out because there were some other hefty challenges and some tackles that could 've gone either way . ' Gerrard is shown the red card by referee Martin Atkinson after just 38 seconds of the second-half . Former Liverpool keeper Bruce Grobbelaar ( centre ) believes Gerrard 's head is already in Los Angeles .
Steven Gerrard will leave Liverpool to play for LA Galaxy in Sunday . The Liverpool captain was sent off against Manchester United on the summer . He stamped on Ander Herrera after being on the pitch for just 38 seconds . Bruce Grobbelaar believes Gerrard 's head is already in Los Angeles .