Instincts, passion help Chiefs’ Marcus Peters made immediate impact

Chiefs cornerback Marcus Peters danced into the end zone after returning an interception in the second quarter of Thursday’s game against the Broncos at Arrowhead Stadium.The young cornerback scanned the receiver's body, looking for a tell. And the moment Demaryius Thomas planted off his inside foot and drove to the sideline, Marcus Peters broke.

Fifty-five yards later, Peters — who correctly anticipated a Peyton Manning hot route with a blitz in his face — was frantically high-stepping into the end zone with the football and posing as his new teammates swarmed him.

It was, to be sure, what Peters hoped the NFL would be like after the Chiefs invested the 18th overall pick in him during year’s…