American Idol contestant Crystal Bowersox is in the hospital for an unknown reason. Bowersox was not be able to perform on Tuesday night. Instead of the American Idol 10 male semifinalists performed. Bowersox is expected to make it back to perform for viewers tonight. Fox network will not disclose the exact cause of Crystal Bowersox's hospital admittance. The network has only said Bowersox has "medical issues which would prevent" her from performing on Tuesday night. Unconfirmed reports allege that Crystal Bowersox'ss diabetes caused her to be hospitalized. Bowersox's is an early fan favorite. We hope she is better and able to perform tonight. Bowersox's is a 24 year-old single mother. Besides being an incredible singer, she also plays the harmonica and guitar. Last week she performed Alanis Morissette's "Hand in my pocket". American Idol judge Kara DioGuardi seemed genuinely pleased with her performance. DioGuardi told Bowersox's she had an ability to take viewers on a journey when she's singing.