Giles Barnes, Warren Creavalle rally Houston Dynamo over Vancouver HOUSTON, March 24 (UPI) -- Giles Barnes and Warren Creavalle scored in the second half Saturday, rallying Houston to a 2-1 win over Vancouver and the Dynamo's 27th straight home win. Trailing 1-0 in the 55th minute, the Dynamo (2-1-0) got the equalizer when Barnes scored on a header off Ricardo Clark's first MLS assist since 2009. Creavalle provided the go-ahead score 7 minutes later during a scrum in front of the net following an Adam Moffat corner kick. Darren Mattocks scored for the Whitecaps (2-1-0).