Police: Manziel still under investigation for domestic violence

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Cleveland Browns quarterback Johnny Manziel is still under investigation for possible domestic violence, Dallas police said Saturday.

Detectives have talked to Manziel's ex-girlfriend Colleen Crowley, interviewed witnesses and viewed video from surveillance cameras, according to a statement from police.

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"Detectives are continuing with their efforts to fully investigate the facts of this case," according to police. "We would like to finish the investigation as soon as possible, but detectives work around the victim's and witnesses' schedules which can sometimes delay the process."

Police have yet to talk to Manziel and have not determined what charges, if any, will be filed against him.