Clint Dempsey was sent off following a video review and the Seattle Sounders suffered a 3-0 defeat at FC Dallas on Sunday.
Chris Wondolowski moved into sole possession of second place in the all-time MLS scoring list by scoring his first goal of the season for San Jose.
Josef Martinez scored another hat trick as Atlanta United rolled over the 10-man Vancouver Whitecaps 4-1 on Saturday.
Houston Dynamo defender DaMarcus Beasley said it was "unacceptable" for MLS to play a game at the Maryland SoccerPlex after Saturday's draw.
Ismael Tajouri and Maximiliano Moralez scored 12 minutes apart in the second half and New York City FC won its third straight game to open the season.
Reigning MLS champion Toronto FC suffered its second straight defeat to open the season in falling 1-0 away to the Montreal Impact on Saturday.
Columbus Crew SC's hot start to the new MLS season stalled in a goalless draw at the Philadelphia Union on Saturday.
Luciano Acosta scored in the 97th minute to give D.C. United a 2-2 draw with the Houston Dynamo on Saturday.
The Chicago Fire have signed free agent Alan Gordon on a guaranteed contract through the 2018 season, the club announced on Friday.
Real Salt Lake and New York Red Bulls are way ahead of their MLS peers when it comes to developing young talent, though for different reasons.
The Colorado Rapids are on the brink of acquiring Ivory Coast international striker Yannick Boli, who last played for Dalian Yifang in China.
In a city of over 2.5 million, talented young footballers in Chicago know first-hand the importance and value of balancing football and academics.
The sight of two MLS teams beating Liga MX opposition on the way to the CCL semis is a boost, given the toxicity surrounding the game in the U.S.
LA Galaxy midfielder Giovani dos Santos will be out for between one and three weeks with a hamstring injury, the MLS club confirmed on Wednesday.
|New York City FC||3||3||0||0||+5||9|
|Columbus Crew SC||3||2||1||0||+3||7|
|Atlanta United FC||3||2||0||1||+1||6|
|New York Red Bulls||2||1||0||1||+3||3|
|New England Revolution||2||1||0||1||-1||3|
|Orlando City SC||3||0||1||2||-3||1|
|Minnesota United FC||3||2||0||1||+1||6|
|Sporting Kansas City||3||2||0||1||0||6|
|Real Salt Lake||3||1||1||1||-3||4|
|San Jose Earthquakes||2||1||0||1||0||3|
|Seattle Sounders FC||2||0||0||2||-4||0|