Get a Hartford Courant subscription for less than 29 cents per day

Jonathan Lucroy

Arrieta wins 20th game, Cubs beat Brewers

Jake Arrieta said he didn't feel sharp and that he was a little bit off Tuesday night.

The NL Cy Young Award candidate still tossed a three-hitter.

Arrieta became the first pitcher in the major leagues to reach 20 victories, Kris Bryant set the Cubs rookie record for home runs and Chicago inched closer to a playoff berth with a 4-0 win over the Milwaukee Brewers.

Looking loose after manager Joe Maddon entertained the team with a petting zoo in the outfield at Wrigley Field before the game, Arrieta (20-6) struck out 11 for Chicago, whose magic number for making its first postseason in seven years dropped to three.

The right-hander retired 14 in a row in one...