SAN ANTONIO -

A suspected drunk driver crashed into a police vehicle working another DWI accident early Saturday morning.

Police say the DWI crashes happened just before 1 a.m.

They say an officer blocked lanes on 281 at Donella from the first crash when the second suspected drunk driver slammed into the police vehicle from behind.

No one was injured.

Police say they'll charge the driver who hit the police unit with DWI.