US TV
The singer will star in an episode about domestic violence, with Aguilera drawing on her own childhood experiences.
CSI executive producer Anthony Zuiker said: "Christina's a fan of the show, and we're excited to have her. The episode will probably explore the topic of battered women".
The episode is expected to air next February.
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'Blue Bloods', 'Grimm' rise on FridayCBS beats ABC to win Friday night's ratings battle, thanks to Blue Bloods.
