washington president barack obama thursday turn page years shaky tie canada stag lavish white house welcome prime minister justin trudeau make clear new leader man heart trudeau 44 left-leaning liberal party leader son former prime minister pierre trudeau take power last november already enjoy close bond democratic president right-of-center predecessor stephen harper conservatives manage six years deal obama administration campaign message hope change positive optimistic vision inspire young people obama say meet trudeau oval office perspective like add also note trudeau commitment environment keep good relations unite state critical canada send 75 percent export southern neighbor trudeau bring along six cabinet minister sign seriously take visit obama strike warm informal tone start tell trudeau state dinner may well popular canadian name justin singer justin bieber canada white house dinner first canadian leader since 1997. obama never harper irritate administration insist approve keystone xl oil pipeline obama block project last year arrival ceremony thursday morning obama tease trudeau failure recent years canadian hockey team win sport top honor stanley cup right ask sorry hometown chicago blackhawks trudeau reply high u.s. demand canadian export include three star players help blackhawks win national hockey league championship last year ottawa conservative party foreign affairs spokesman tony clement say trudeau visit little deep mean give obama would office january 2017. even next months could crucial canada say colin robertson canadian global affairs institute former senior diplomat two u.s. post encourage obama tone american officials start re-examine important elements bilateral relationship favorable way robertson say next administration go canada radar say phone interview reference point ... review conduct best possible auspices obama grow friendship trudeau 'what 's like