Jhon Duran got off the lone shot on goal for Chicago (2-6-5).
The Chicago Fire’s Xherdan Shaqiri and the New York Red Bulls’ Patryk Klimala put the finishing touches on a wild 3-3 draw on Wednesday.
Chicago Fire midfielder Xherdan Shaqiri is Major League Soccer’s highest-paid player, jumping past Los Angeles FC attacker Carlos Vela.
Jhon Duran scored the equalizer for Chicago.
American winger Chris Mueller is returning to Major League Soccer after just one-half of a season in Scotland, joining the Chicago Fire on Thursday in a free transfer from Hibernian.
Bongokuhle Hlongwane had an assist on Reynoso's game-winner for Minnesota (4-2-2). Kervin Arriaga and Robin Lod added goals in the final six minutes after Chicago's Federico Navarro was sent off for preventing Lod from getting through on goal.
The Fire moved to 2-1-4 and the Galaxy are 4-2-1.
Gabriel Slonina had four saves for the Fire (2-1-3).
Gabriel Slonina made one save for the Chicago Fire.
The Fire are now 2-0-2 after the win and Sporting KC fell to 1-3-0.
The Fire (1-0-2) never trailed on the way to their first win after Ivanov's goal in the 32nd minute.
Pedro Gallese had five saves to help Orlando City earn a 0-0 draw with the Chicago Fire on Saturday.
Chicago's best scoring opportunity happened soon after in the 32nd minute when former Philadelphia Union striker Kacper Przybylko fed Stanislav Ivanov whose attempt bounced off the post.
Lyon sold attacking midfielder Xherdan Shaqiri to Major League Soccer’s Chicago Fire for seven million euros ($8 million) on Wednesday.
Ezra Hendrickson was hired Wednesday as coach of Major League Soccer’s Chicago Fire.
Chicago finished in 12th place.
Ignacio Aliseda scored his first goal in nearly three months.
Yeferson Soteldo had a goal and assist and Toronto FC beat Chicago 3-1 on Sunday, spoiling Frank Klopas’ first game as the Fire’s interim coach.
The Chicago Fire fired head coach Raphael Wicky on Thursday, a day after the MLS team beat New York City FC 2-0 for its first victory in a month.
Carles Gil scored in the 91st minute and the New England Revolution beat the Chicago Fire 3-2 on Wednesday night, becoming the first MLS team to clinch a playoff spot.