Analysis: Is Martinez the missing piece?

[Getty Images]Alonso sprang a surprise by naming Martinez in the starting line-up - less than four hours after his £7.5m move was confirmed by the club.It is a lifeline for Martinez, who turns 34 next week and fell out of favour at Aston Villa following a failed move to Juventus and the arrival of Japan's Zion Suzuki as Unai Emery's first-choice keeper.The World Cup winner's every catch was cheered on by the Stamford Bridge faithful during an assured display in goal, though he was unlucky