metro transit police say that 22-year-old wade patterson is the man who opened fire on a crowded metro bus. investigators say it happened in rush hour on the pact 92 bus on good hope road in southeast d.c. a fight broke out between two men and things quickly escalated. one of them had a gun and fired a shot. a round struck a passenger in the leg, an innocent bystander. her injuries are described as non-life-threatening. both men had hand injuries taken to the hospital, then into custody. the please review the surveillance video and talked with witnesses. paterson faces charges of assault with a deadly weapon. off camera, a passenger said that in the confusion both men involved in the bus and into the neighborhood before the police tracked them down. within the hour we have learned the police have not yet recovered the gun, even though that they brought in a so-called gun dog trained to sniff out weapons. roz plater, abc 7 news. leon: developing now, the police are out in full force after a series of violent attacks in the shell neighborhood. there was a string of robberies and a two bi