(Photo credit: Rhona Wise-USA TODAY Sports)
Since the beginning of July, no major league team has been playing better than the Arizona Diamondbacks, who will attempt to extend a three-game winning streak Friday when they open a three-game road series against the Boston Red Sox.
Arizona, which reached the World Series as a wild-card team last season, is coming off a three-game road sweep versus the Miami Marlins and has w