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Celebrities tweet condolences on 'Dark Knight' shooting

As news of the Aurora, Colo. shootings during a midnight screening of "The Dark Knight Rises" continues to develop, so celebrities have taken to Twitter to express their sorrow and support for the victims. Here's a selection of what we've found thus far:

@BlairUnderwood: "My heart & prayers go out to the victims & families of the terrible massacre at the movie theater in Colorado. Very sad."

@BryanCranston: "Priorities clarify when tragedy occurs. The joy of yesterday's Emmy news vanishes when faced with the fragility of life. Hug someone today."

@AliciaKeys: "My heart breaks for the victims, families and community of the Aurora shootings. My thoughts and prayers are with you all…"

@RebaMcEntire: "My heart and prayers go out to the folks in Aurora, CO. I'm so sorry this has happened. I don't understand it."

@JohnStamos: "what devastating news to wake up to. my heart is with everyone involved in the Aurora #theatershooting. what the world needs now is..."

@RyanSeacrest: "Thinking about the families who were affected by this horrible incident in Colorado. My thoughts and prayers are with you all."

@Oliviamunn: "My sincerest condolences to the victims and families in Colorado. So sad, so mindless."

@KaleyCuoco: "Colorado omg.. Praying for the families...this is sick"

@JohnLeguizamo: "My heart goes 2 all the victims families in colorado. No one should have to go thru that. When r we gonna get guns removed in this country?!"

@UncleRUSH (Russell Simmons): "praying for the people of Aurora, Colorado." 

@Alyssa Milano: "No. Colorado shooting. My heart aches. Prayers for the victims and families."

@KalPenn: "Such awful news to wake up to out in Colorado."

@JulieBenz: "in tears watching news footage of the mass shooting in Aurora, Colorado. My thoughts and prayers go out to the victims & their families."

@TiaMowry: "My prayers and thoughts go out to the victims in Colorado. #prayersaregoingup!"

President Barack Obama and Republican presidential candidate Mitt Romney also expressed their condolences.

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