Chicago Cubs 8 Arizona Diamondbacks 4…Today was another red letter day for the Cubs.Chicago won its 12’th straight home game and swept the Diamondbacks with a 8 to 4 win.Michael Busch had four RBI’s on the day.Ian Happ scored twice continuing his great play for the Cubs.Matthew Boyd pitched a solid performance for the Cubs in the win.Arizona’s Adrian Del Castillo homered in the loss.The Cubs continue their home stand tomorrow night at Wrigley.