BALTIMORE -- Ryan Mallett struggled in place of injured quarterback Joe Flacco, throwing DeSean Jackson Jerseys for only 58 yards while playing the entire first half, and the Baltimore Ravens beat the Washington Redskins 23-3 on Thursday night in a sloppy preseason opener.

The Ravens scored 13 points while Mallett was in the game, including a 2-yard touchdown run by Terrance West following two costly penalties by the Redskins: pass interference for 23 yards on a third-and-8 and an illegal formation on a field goal try that hit the left upright.

Flacco has yet to take a snap this summer because of a bad back. John Riggins Jerseys That left Mallett to run the first-team offense; he went 9 for 18 and was sacked once.

Redskins: First-round draft pick Jonathan Allen sacked Mallett in the second quarter while playing with the second-team defense. ... RB Samaje Perine fumbled and dropped a wide-open pass on consecutive plays in the second quarter. ... Jordan Reed Jerseys Seventh-round draft pick Joshua Holsey was called for a 23-yard pass interference penalty in the first quarter and broke up a long pass attempt by Mallett in the end zone in the second.

Ravens: Second-round draft pick Tyus Bowser had three tackles and a "quarterback hurry" in the first half. ... Rookie free agent Quincy Adeboyejo was targeted three times and had one catch for 10 yards.

Redskins: TE Jordan Reed (toe), WR Jamison Crowder (hamstring), WR Josh Doctson (hamstring) and LB Junior Galette (hamstring) all sat out. Kirk Cousins Jerseys Reed is on the physically unable to perform list and hasn't practiced all training camp. ... LB Trent Murphy sprained his left knee in the first quarter and did not return. He was also scheduled to have an MRI.

Ravens: The offense was without OLs Marshal Yanda, Ryan Kerrigan Jerseys Alex Lewis and Austin Howard; WRs Jeremy Maclin, Mike Wallace and Breshad Perriman; TE Benjamin Watson; and RB Danny Woodhead. The defense was missing top draft pick Marlon Humphrey, who participated in pregame agility drills but did not dress.

Redskins: LB Zach Brown, signed to a one-year deal after a Pro Bowl season with Buffalo, had a tackle for loss and was one of the best defenders early. Brown is behind Will Compton and Mason Foster at inside linebacker.