Legal news Roundup - March 7, 2014Compiled By Mallory Hendry CanadaRegulators approve Enbridge's Line 9 expansion plan, ReutersSCC unanimously upholds sexual assault conviction of man who tampered with contraception, Ottawa Citizen B.C. teachers strike just months after court ruled government 'preoccupied with strategy to provoke strike, did not bargain in good faith', Vancouver SunUnited StatesJudge says Apple cannot ban U.S. Samsung smartphone sales, ReutersRegulators should stop Facebook's WhatsApp deal: privacy groups, ReutersInternationalRolls-Royce bolsters ethics policy as Britain's anti-fraud watchdog launches corruption probe, ReutersMexico regulator's decision on dominant telecom, TV players 'key ruling widely expected to impose tougher anti-trust measures', Reuters