dna and the hard work that the detectives put in have led to an arrest, and hopefully a conviction. by law, officials must collected dna samples from anyone charged with a violent crime. authorities were on the scene of a gas leak this morning. it was in the two hundred block of the bayside drive just before a 11:30 a.m.. the homes had to be evacuated. no injuries were reported, and that leak has since been repaired. the coast guard has now given the bp s final approval to use the so-called top kill method to try to stop oil from leaking into the gulf any more than it has already. it involves using heavy mud to block the leak. there is enough oil so far to cover the area of baltimore while reaching washington, d.c., and also part of pennsylvania and delaware. we have a live tv coverage tonight live and team up coverage tonight. we have the latest from louisiana. the bp oil spill is still lingering off the louisiana coast, but hundreds of miles north, governor o ma