Blue Bloods Blue Bloods

If there's one thing that will help Jamie Reagan (Will ­Estes) get over the death of his partner Vinny last season, it's a hot new partner.

When Blue Bloods returns Sept. 27, the brass pairs up the now-senior beat cop with a rookie, Edit "Eddie" Janko (Pretty Little Liars' Vanessa Ray). "All of a sudden, Jamie's the training cop," Estes says. "That was a lot of fun for me."

Their first assignment: protecting a cop killer, much to Eddie's dismay. If that doesn't exactly seem like fun, Estes says those long nights in the patrol car could lead to a "They should hit it off," he hints, "as much as two people who are partners can."

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(Full disclosure: is owned by CBS.)