Minnesota earned their first MLS point, but were denied a historic win by the head of Marlon Hairston.
Dave Romney and Emmanuel Boateng led the second-half surge for LA Galaxy, as they came back to win at 10-man RSL.
A calamitous own-goal from David Bingham handed three points to KC, after San Jose almost grabbed a point on the road.
Portland continued their strong start in 2017 by storming back from a halftime deficit against Houston at Providence Park.
Maxi Urruti turned on the second-half style, snagging a brace for an impressive comeback win for Dallas over the Revolution.
A Cyle Larin brace gave Orlando City their second-straight win to start the 2017 season, edging a stingy Union side.