we gotta tell people that liberty mutual customizes car insurance so you only pay for what you need, and we gotta do it fast. [limu emu squawks] woo! new personal record, limu! only pay for what you need. ♪ liberty, liberty, liberty, liberty. ♪ >> sandra: new at 2:00, a grad student with her entire life ahead of her left in a pool of blood while the man police say stabbed her simply walked away from the scene. >> john: cops calling it random and senseless. the latest murder sending shock waves through a community where, like so many others, these acts of violence have become all too common. >> sandra: so sad. good afternoon, everyone. sandra smith on new york. >> john: on the heels of the burger king shooting as well. the search for the killer. begin with the presidency in