Chicago Cubs close in on playoff spot — and home-field advantage for wild-card series is in sight
CHICAGO — It has been a while since Chicago Cubs fans had to figure out the magic number, a flashback to the late 2010s that disappeared around the same time Kyle Schwarber was nontendered. But it’s time to brush up on those math skills again. The magic number for the Cubs to clinch a postseason spot was down to seven by late Friday afternoon after a 6-4 …