Twin brothers were charged with driving under the influence after the car they were driving crashed, injuring deputies already on the scene of a fatal accident.

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Deputies were investigating an accident between a commercial truck and car that killed a 19-year-old woman when the two vehicles failed to stop and crashed at the scene, according to Harris County Constable's Office.

Deputy Troy Brinkley and K9 Evo were in their vehicle when it was hit, KHOU reported. Brinkley suffered neck and back pain. Evo was evaluated for injuries and was OK.

Deputy Matthew Self was directing traffic and suffered a sprained ankle when he jumped out of the way to avoid being hit.

Both deputies were taken to a hospital and are expected to be OK, officials said.

The drivers, brothers James and Joseph Bramlet, failed field sobriety tests, KHOU reported.

Both were charged with driving under the influence. James Bramlet was also charged with unlawful carry of a weapon, KHOU reported.