 Gatsas won a huge victory over Chris Hebert in the 2011 mayoral contest, taking nearly 70% of the vote.In 2013, Gatsas was again re-elected, defeating Patrick Arnold, but by less than 1,000 votes.In 2015, Gatsas faced his stiffest challenge ever, when he beat Democratic Alderwoman Joyce Craig by only 64 votes, after a recount.