Wife of professor Matrook al - Ali says police told her on Monday that he was in jail . Jamila al - Uqla says police now deny that her husband is in jail . Human Rights Watch says he was arrested for comments on prison conditions . Al - Ali was arrested in 2004 for circulating information on human rights .
Wife of professor Matrook al-Faleh says police told her on Monday that he was in jail . Jamila al-Uqla says police now deny that her husband is in custody . Human Rights Watch says he was targeted for comments on prison conditions . Al-Faleh was arrested in 2004 for circulating petition on human rights .