New England scores twice in first seven minutes.
Burke was sent off in the 58th minute, and Montreal’s Daniel Lovitz was ejected in the 67th.
Philadelphia (2-5-2) lost its first four road games, being outscored 9-0.
Crew 3, Fire 0: Gyasi Zardes scored twice to take the MLS scoring lead and Columbus beat Chicago.
Zardes drew a penalty in the 27th minute when Chicago’s Kevin Ellis grabbed him from behind by the arm. Federico Higuain opened the scoring a minute later, converting from the spot with a rising shot into the top of the net.
Niko Hansen started a counter in the 50th minute with a takeaway behind midfield and went all the way to about 5 yards from goal to set up Zardes, who finished with a left-footed stab to double the lead.
Zardes added his league-leading eighth goal of the season in the 70th minute. Mike Grella dummied Ricardo Clark’s cross to give Zardes space to finish from a yard behind the spot.