jeffrey williams , 20 , is accused of shooting and wounding the officers on during a rally on march 12 .
despite warnings at the start of prison phone calls that they can be used as evidence , he spoke free about the incident to his girlfriend .
williams said he was being harassed by a group of people outside ferguson pd and was n't aiming at the cops . he also expressed remorse .
` even though i was in the wrong , though , i should have just went the other way , ' he said . ` oh man , now i 'm looking at 10 years '