Derek Carr using continuity, familiarity to experiment in OTAs

2:22 AM ET

ALAMEDA, Calif. — A year ago at this time, Derek Carr was a mere spectator during the Oakland Raiders’ organized team activities, a somewhat mysterious finger malady — or an arm injury, as offered by offensive coordinator Bill Musgrave — sidelining the quarterback.

This time around, Carr was comfortable enough Tuesday to check out of a red zone play and call his own number.

Yes, Carr ran it in for a touchdown.

“We did something … we haven’t even installed yet, but we just checked to it and went with it because we’re already at that point,” Carr said with a huge grin. “Everyone celebrated and it was awesome and it was cool, but at the same time, we wouldn’t have been able to do that last year because we didn’t know the checks. We didn’t know, versus certain looks. We wanted to do certain things and stuff like that. Just little things like that we’re already a step ahead.

“The conversations aren’t, ‘Hey, you know that play we installed today, where do you want me to throw the ball in this versus what coverage?’ Now, it’s like, ‘We know that Denver plays this a certain way, let’s work here. Kansas City plays this a certain way, let’s work here.’ The conversations …

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