Yahoo Sports reports: Pinch-hitter Myles Straw drove in the go-ahead run in the seventh inning with one of Toronto's three sacrifice flies, and Kazuma Okamoto homered to help the Blue Jays beat the Houston Astros 4-2 on Monday night. Louis Varland issued a leadoff walk to Yainer Diaz in the ninth, but Joey Loperfido grounded into a double play two pitches later.