Samsung is heading toward a strike that could impact global chip supplies and smartphones

Management and union leaders at Samsung Electronics failed to reach a last-minute deal over wages Wednesday, raising prospects for a strike at the South Korean electronics giant that could rattle global semiconductor supplies and the country’s trade-dependent economy.Government officials have threatened to invoke rarely used emergency powers to force a settlement at Samsung, where the union, which represents more than 70,000 workers, says the company has failed to offer adequate compensati...