Matt Nagy staying positive, with whip in hand

Getty Bears coach Matt Nagy accentuated the positive after a disappointing 24-21 loss to the Raiders on Sunday in London. “After being down 17-0, our guys, they never gave up,” he said.LONDON — Per his own 24-hour rule, Bears coach Matt Nagy was a little edgy and admittedly still “pissed off” Monday morning after a short night — less than 12 hours after a 24-21 loss to the Oakland Raiders at Tottenham Hotspur Stadium when he met the media at the team’s London hotel.

But he refused to wallow in the relative misery of the Bears’ disappointing 3-2 start in what is arguably the most playable part of their schedule. Nagy’s own offense is the biggest culprit — a general regression that threatens a…