Watford 1-2 Chelsea: Maurizio Sarri impressed by Blues' 'determination'

Chelsea manager Maurizio Sarri praises his side's "determination" in their 2-1 Premier League win over Watford at Vicarage Road.

MATCH REPORT: Watford 1-2 Chelsea

Watch highlights of the Boxing Day Premier League games on Match of the Day at 22:20 GMT on BBC One and on the BBC Sport website.