he says he wouldn't have been able to do this without the help of recent jolla grad, david bellamy. unsung heroes profiles men and women working service jobs at the university. >> we want to learn about their stories, their dreams. >> every single day i sing. i don't care what i'm doing, i'm singing and praising god. >> he says he's glad that he was able to use his talent, a talent that many who ride his bus enjoy every day. that's a reason to go wherever he's driving. >> that's right. get on the bus. >> good for him. >> what a set of pipes, too. >> exciting performance at the basketball game. more cold cool temperatures? >> no. >> no. i didn't mean to point at you. >> okay, i knew what you meant. >> out there right now, what are we seeing, temperatures in the 70s? >> if you wanted this cooler air to give way to the warm air and turn off the heat? yeah, tomorrow, may need the ac. not quite. temperatures definitely on the warmer side. we saw clouds for most of the day today, high temperature in d.c. 64 degrees to the west, it was only in the 40s all day, now down to 54 degrees, winds