dr. flavia walton, dr. melancon, that's all the time we have.itical life-saving information this morning. >> thank you. >> and thank you for being with us on "viewpoint." i'm pat lawson muse. stay with us for "news 4 today," which continues. >>> it's 7:30. welcome to "news 4 today." i'm chris gordon. >> and i'm angie goff. and we want to bring you the latest on the breaking news out of northeast d.c. two people are dead after the car they were in collided with a police cruiser near the catholic university campus. two police officers were hurt in the crash. so was a third person in the civilian vehicle. all three have been taken to the hospital. all three people have. both police officers are expected to survive, but there's no word on the third victim's condition. we'll bring you more updates as they become available. >>> with just two days until the florida primary, newt gingrich and mitt romney are ratcheting up the attacks. >> and gingrich secured another endorsement, this time from one of his former competitors. nbc's francis cowe has the st