Minnesota Twins catcher Joe Mauer (C) looks down as Toronto Blue Jays Matt Stairs (2nd R) is congratulated by teammates Scott Rolen (L), Aaron Hill (2) and Brad Wilkerson who were on base as Stairs hit a grand slam homerun off Minnesota Twins starting pitcher Boof Bonser during the first inning of their American League MLB baseball game at the Metrodome in Minneapolis, May 14, 2008. REUTERS/Eric Miller (UNITED STATES)