Complex sentence: He had a criminal record for violent robberies and a shooting in 2001, in which he shot two police officers when they pulled him over, wounding one of the officers after grabbing his gun while he was being questioned.
Split into simpler sentences: He had a criminal record for violent robberies and a shooting in 2001, in which he shot two police officers when they pulled him over. He wounded one of the officers after grabbing his gun while he was being questioned.