Manchester United Sign 16-Year-Old Left Back Harry Amass from Watford

Manchester United have signed 16-year-old left-back Harry Amass from Watford.
Amass has agreed to a four-year contract with United.
Watford will receive a compensation fee for the transfer.
Amass was involved with Watford's first team last season and made his England under-15 debut at the age of 14.
Amass was considered one of the brightest prospects at Watford.