ted loza was charged in october with taking bribe from cab companies. the right. now, federal prosecutors are adding extortion, making false statements and conspiracy charges. prosecutors say he took at least some cash, trips and other gifts in exchange for legislative favors for certain certain cab companies. >>> police have now identified a fourth suspect in tuesday's deadly drive-by shooting in southeast d.c. but that person is still on the run. so far, three people have been arrested and charged including 26-year-old nathaniel sims, 0- year-old orlando carter and a 14-year-old with a criminal past believed to be the getaway driver. police say the suspects pulled occupy day crowd along south capital street southeast and began shooting, killing four people and wounding five others. despite the arrests, the fears of retaliation remain. >> we can't say with certainty whether the situation is over right now. >> police are boss it wasly livinged an ak-47 weapon to the shooting on south capital street. investigators want for know if it was used in the murd