Red Sox starting pitcher Rubby De La Rosa took a step back on Friday against the Tigers in Detroit, dropping to 1-1 on the year. The right-hander yielded four runs on nine hits and two walks while striking out five over 5 2/3 innings of a 6-2 defeat.

Over his first two starts covering 12 2/3 innings, De La Rosa has allowed four runs . He will look to get back on track Wednesday at Baltimore.