Average long-term US mortgage rate rises to 6.69%, highest level in six weeks
LOS ANGELES — The average long-term U.S. mortgage rate climbed to a six-week high this week, pushing up borrowing costs for homebuyers already facing the challenges of rising housing prices and a shortage of homes for sale. The average rate on a 30-year mortgage rose to 6.69% from 6.6% last week, mortgage buyer Freddie Mac…