Mohsin Hussain, a district councillor for Keighley Central in Bradford, was handed a 12-month sentence, suspended for two years, for his involvement in an armed street attack in 2014.
On Thursday morning, the 63-year-old left the prison for the first time in four years to be driven the short distance to Tallahassee Federal Courthouse.
This week's episode saw the entrepreneurs pull out all the stops to try and impress Mike Soutar, Claudine Collins, Linda Plant and Claude Littner with their business plans.
Disturbing CCTV footage has emerged of a 12-year-old autistic boy being violently restrained by five adult staff members at a special needs school in Leeds.
The acid attack, described as a 'serious assault', occurred early on Friday morning when two men allegedly tried to force their way into a property as they assaulted the occupant.