(Toronto, Ontario) -- Trail Blazers guard C.J. McCollum took part in the NBA's All-Star weekend Saturday night in at the Air Canada Centre.  McCollum first participated in the Skills Challenge, defeating Lakers' guard Jordan Clarkson in the first round before falling to Boston's Isaiah Thomas in the second round.  The 24-year-old was also in the three-point contest but was eliminated after the first round.  Portland is back in action on Friday against Golden State.