Business briefly: Progress reported in contract talks between GM, union

Contract talks between the United Auto Workers and General Motors showed some signs of progress Tuesday as a strike by more than 49,000 employees extended into a second day.
The walkout brought to a standstill more than 50 factories and parts warehouses in the union’s first strike against the No. 1 U.S. automaker in over a decade. Workers left factories and formed picket lines shortly after midnight Monday in the dispute over a new four-year contract.
“They are talking, they’ve