Kate Hudson Says She Was Told She's Too Old to Start Singing Career at 45

Play video content CBS News Kate Hudson is launching her music career at the ripe age of 45 -- and to anyone who's doubting her, she's got choice words ... basically, the verbal equivalent of flipping the bird. The actress opened up about her pivot into singing -- with a whole debut album coming out this May -- during an interview with CBS's "Sunday Morning" ... where she dished on the brutal feedback she once…