Chicago Cubs’ luck runs out in 10-inning loss — and they need a reality check before the series finale – The Denver Post

The ability to avoid losing streaks fueled the Chicago Cubs in their surge from a sub-.500 team to a postseason contender.

They hadn’t lost more than two straight games since the start of July, when they dropped three in a row.

But their 3-2, 10-inning loss to the Arizona Diamondbacks on Saturday before 40,391 at Wrigley Field ended that two-month stretch of consistency, and the third straight loss to their closest wild-card pursuer left them a game ahead of the Diamondbacks for the second spot.

“We went through obviously some struggles and challenges early in the year, but this is a resilient bunch,” shortstop Dansby Swanson said. “We’ve proven time and time again we will bounce back. These games have been competitive. It’s not like we’re laying down.

“I felt like…