[MLS INJURY REPORT] Thierry Henry, MLS's leading scorer with nine goals, will be sidelined 3-4 weeks with a strained right hamstring, the result of the injury picked up in the first half of the New York Red Bulls' 1-0 win over the New England Revolution on Saturday. He is one of six starters from the Red Bulls' opening day lineup who is either out or questionable for Saturday's marquee match at the Los Angeles Galaxy because of injuries. For MLS's  team-by-team injury report ...

EASTERN CONFERENCE
CHICAGO FIRE -- OUT: DF Cory Gibbs (R knee meniscus repair); MF Steven Kinney (R posterior tibialis tendinitis); QUESTIONABLE: FW Chris Rolfe (L ankle sprain)

COLUMBUS CREW -- OUT: FW Ben Speas (sports hernia rehab); DF Rich Balchan (sports hernia rehab); FW Tommy Heinemann (L knee surgery); DF Julius James (illness); GK William Hesmer (R hip surgery); FW Aaron Schoenfeld (R plantar fascia rupture); DOUBTFUL: MF Dilly Duka (L hamstring strain); DF Carlos Mendes (R hamstring strain); FW Olman Vargas (L hamstring contusion); QUESTIONABLE: MF Danny O'Rourke (L ankle sprain)

D.C. UNITED -- OUT: DF Ethan White (R knee surgery); MF Lance Rozeboom (L knee ACL tear); DF Emiliano Dudar (L hamstring strain); QUESTIONABLE: MF Kurt Morsink (L foot neurectomy); FW Josh Wolff (L hamstring strain); DF Dejan Jakovic (L ankle sprain)

HOUSTON DYNAMO -- OUT: FW Brian Ownby (L elbow dislocation); FW Colin Rolfe (R hamstring strain); QUESTIONABLE: DF Warren Creavalle (L ankle sprain)

SPORTING KANSAS CITY -- OUT: GK Eric Kronberg (lower back strain); DF Seth Sinovic (R broken hand); DOUBTFUL: DF Shawn Singh (R hamstring strain); PROBABLE: DF Cyprian Hedrick (bilateral Achilles tendinitis)

MONTREAL IMPACT -- OUT: DF Zarek Valentin (R calf contusion); DOUBTFUL: MF Justin Mapp (L hamstring strain); PROBABLE: DF Nelson Rivas (L hamstring strain); DF Gienir Garcia (L knee contusion); MF Davy Arnaud (L hamstring strain)

NEW ENGLAND REVOLUTION -- OUT: FW Zak Boggs (R ankle sprain); MF Ryan Guy (R calf tightness); DF Flo Lechner (R foot fifth metatarsal fracture); MF Sainey Nyassi (R hamstring strain); FW Jeremiah White (concussion)

NEW YORK RED BULLS -- OUT: MF Teemu Tainio (R knee sprain); FW Thierry Henry (R hamstring strain); FW Jose Angulo (R knee sprain); DF Stephen Keel (back strain); DF Roy Miller (L knee effusion); DF Wilman Conde (L groin strain); QUESTIONABLE: FW Juan Agudelo (L knee surgery recovery); DF Jan Gunnar Solli (L calf strain)

PHILADELPHIA UNION -- OUT: MF Roger Torres (L knee surgery recovery); FW Krystian Witkowski (concussion); DOUBTFUL: DF Gabriel Farfan (L hamstring strain); QUESTIONABLE: MF Brian Carroll (R hamstring strain)

TORONTO FC -- OUT: FW Nicholas Lindsay (L knee surgery recovery); GK Stefan Frei (L lower leg); DF Dicoy Williams (R knee surgery recovery); MF Nick Soolsma (L hamstring strain)

WESTERN CONFERENCE
CHIVAS USA -- OUT: MF Marvin Iraheta (L knee ACL); PROBABLE: MF Ben Zemanski (R knee MCL sprain)

COLORADO RAPIDS -- OUT: DF Anthony Wallace (L Achilles tear); MF Pablo Mastroeni (headaches); MF Ross LaBauex (sports hernia); QUESTIONABLE: MF Jamie Smith (R knee ACL tear); DF Marvell Wynne (R hamstring strain); PROBABLE: MF Martin Rivero (R quadriceps soreness); FW Conor Casey (L Achilles tear)

FC DALLAS -- OUT: MF David Ferreira (R foot surgery); MF Ricardo Villar (R foot strain); MF Andrew Wiedeman (sports hernia repair); MF Carlos Rodriguez (L elbow dislocation); PROBABLE: GK Kevin Hartman (lower back spasms)

LA GALAXY -- OUT: DF Omar Gonzalez (L knee surgery); DF Leonardo (R knee surgery); QUESTIONABLE: GK Brian Perk (sports hernia surgery)

PORTLAND TIMBERS -- OUT: DF Steve Purdy (concussion); DOUBTFUL: MF Kalif Alhassan (R knee sprain); GK Jake Gleeson (R knee IT band tightness); QUESTIONABLE: DF David Horst (R hip surgery); PROBABLE: GK Troy Perkins (face lacerations [nose])

REAL SALT LAKE -- DOUBTFUL: FW Cody Arnoux (L adductor strain); MF Nico Muniz (R knee MCL strain)

SAN JOSE EARTHQUAKES -- OUT: DF Victor Bernardez (L knee MCL sprain); MF Joey Gjertsen (R knee surgery); FW Alan Gordon (L hamstring strain); MF Shea Salinas (L clavicle fracture); DF Tim Ward (L non-specific soft tissue injury)

SEATTLE SOUNDERS FC -- OUT: GK Josh Ford (R knee stress fracture); GK Andrew Weber (L ankle sprain); DF Michael Tetteh (L hamstring strain); MF Steve Zakuani (R leg fracture); FW Babayele Sodade (R knee ACL tear); DOUBTFUL: MF Alvaro Fernandez (R quad strain); QUESTIONABLE: DF Patrick Ianni (lower back pain); PROBABLE: MF Mauro Rosales (R foot contusion)

VANCOUVER WHITECAPS FC -- OUT: FW Darren Mattocks (R shoulder burn); GK Brian Sylvestre (R knee surgery); PROBABLE: MF Jun Marques Davidson (R adductor strain); FW Etienne Barbara (groin strain); FW Camilo Sanvezzo (R quad strain