Devin Mesoraco hit a two-run homer and Jay Bruce emerged from a slump by driving in a pair of runs on Tuesday night, leading the Cincinnati Reds to their season-high fourth win in a row, an 8-3 victory over the sloppy San Francisco Giants.San Francisco Giants pitcher Tim Lincecum reacts after Cincinnati Reds Devin Mesoraco, left, hit a two-run home run in the first inning of a baseball game, Tuesday, June 3, 2014, in Cincinnati.Cincinnati Reds' Jay Bruce hits an RBI double against San Francisco Giants pitcher Tim Lincecum in the first inning of a baseball game, Tuesday, June 3, 2014, in Cincinnati.San Francisco Giants' Hunter Pence is congratulated by third base coach Tim Flannery after hitting a home run off Cincinnati Reds' Homer Bailey in the first inning of a baseball game, Tuesday, June 3, 2014, in Cincinnati.Cincinnati Reds' Devin Mesoraco receives congratulations from third base coach Steve Smith after hitting a two-run home run off San Francisco Giants pitcher Tim Lincecum in the first inning of a baseball game, Tuesday, June 3, 2014, in Cincinnati.