Legal news Roundup - January 28, 2014Compiled By Mallory Hendry CanadaImmigrant couple loses appeal over revoked medicare coverage after spending too much time outside Canada, The National PostQuebec 'may toughen sprinkler laws' in wake of deadly seniors' home fire, Reuters Ottawa threatens trade retaliation over U.S. agriculture bill changing meat labelling rules, Toronto StarUnited StatesSecurities class action lawsuits on the rise, big Supreme Court case on the way, ReutersJudge rules ex-strategist must arbitrate whistleblower claim against UBS, ReutersInternationalAustralian regulator reprimands French bank over rate fixing, ReutersChina's top diplomat wants a free-trade agreement with Europe, Reuters