TAMPA, Fla. (AP) _ Mamadou Diallo had his second consecutive two-goal game as the Tampa Bay Mutiny remained undefeated at home with a 3-1 victory over the Columbus Crew on Saturday.

The Mutiny's 6-0 start at Raymond James Stadium is two behind D.C. United's MLS record of eight consecutive home victories to start the 1998 season. d his first goal since Aug. 29, 1998, in the 48th minute, and Carlos Valderrama had two assists for the Central Division-leading Mutiny (6-4-0).

Valderrama has 10 assists for Tampa Bay, which has outscored opponents 20-5 at home.

Robert Warzycha scored on a 74th-minute free kick for Columbus (3-6-1), which lost for the second time this season at Tampa Bay. The Crew dropped a season-opening 5-1 decision to the Mutiny on March 18.

The Crew are last in the Central, eight points behind Tampa Bay.

Tampa Bay coach Tim Hankinson, who uses a 4-5-1 system, opted to start Diallo over Raul Diaz Arce as the lone forward. The decision paid off 11 minutes in when Diallo scored from 10 yards.

A minute later, Mutiny midfielder Steve Ralston left with a right leg injury. After being examined on the sideline, Ralston left the field on crutches.

Diallo beat two defenders to a pass from Valderrama in the 38th minute to score his seventh goal of the season to give the Mutiny a 1-0 lead.