Sir Alastair Cook graces County stage in emphatic Essex win
Former England captain's unbeaten 40 sees side home after Simon Harmer's six-wicket haul
Former England captain's unbeaten 40 sees side home after Simon Harmer's six-wicket haul
Former England captain's unbeaten 40 sees side home after Simon Harmer's six-wicket haul
See-sawing contest tips in hosts' favour after Harmer's star turn
Alastair Cook stands firm as Essex build on early breakthroughs at Chelmsford