The Chicago Cubs prospect rankings have changed a lot since the start of the season and could be in for another shake up soon.

Boston Red Sox (53-46, third in the AL East) vs. Chicago Cubs (58-39, first in the NL Central) Chicago; Saturday, 6:15 p.m.

The Milwaukee Brewers have placed themselves in a strong position to return to October, and now they are preparing to add at the trade deadline.