*The Cubs have a 121-98-3 all-time on the Fourth of July.
*Following a red-hot stretch from April 8 through May 14, the North Siders have been in a rut for six weeks, going 20-28.
*In four wins over the Cubs this year, the Pirates have 10 home runs. In two losses, they have none. Over the last two seasons, the Bucs are 12-3 against the Cubs when homering at least once, and 1-9 when they fail to go deep.
*Over the last two seasons, Jose Quintana has struggled in day games, with an ERA over 5.00.