Initial jobless claims unexpectedly jumped to a nine-month high last week, an indication that severe winter weather could be putting a temporary freeze on the labor market's recovery. About 320,000 people filed for first-time unemployment benefits last week, up 7,000 from the previous week, the Labor Department said Thursday. Economists had been expecting claims to fall to 300,000. Claims below that level indicate a strong labor market. Private sector added 212,000 jobs last month, down from January, ADP says Private sector added 212,000 jobs last month, down from January, ADP says In another read on the jobs market, planned layoffs...