Rates fell for the first time in a month in response to the crisis in Ukraine and mixed economic data released before the jobs data was published on Friday after which rates started trending upwards again. Freddie Mac announced that for the week ending March 6, 30-year fixed rates decreased to 4.28% from 4.37% the week before. The average for 15-year loans fell to 3.32%. Adjustable rates were mixed last...