Cubs release Jake Arrieta after another ugly start — an abrupt ending to their reunion with the former Cy Young winner: ‘It was the right thing’

CHICAGO — Nearly six months after the Chicago Cubs signed right-hander Jake Arrieta, a pairing both sides envisioned as a fruitful reunion, he briefly paused while weighing a postgame question: Twenty starts into the season, do you have a sense of why it hasn’t clicked? “I’ve got nothing for you, man,” Arrieta said. “I’m doing the best I can, and that’s what I’ll continue to do.” With a quick …