Joe Canning's stoppage-time sideline cut gives Galway win over Dublin

[team1]Galway[/team1][score1]0-21[/score1][team2]Dublin[/team2][score2]1-17[/score2][/score]

If Galway were attempting to keep Joe Canning under wraps and to allow him a low-key start to 2019, they didn't do a very good job of it.