Police detain a China -based scholar known for his criticism of Beijing 's policies in China . Chinese authorities have cracked down heavily on violence involving Uyghurs , deepening resentment . 30 officers raided his home and seized computers , bank cards and his passport , wife says . Chinese Ministry of Foreign Affairs says Ilham Tohti was taken into custody with 30 students . His arrest `` part of disturbing pattern , '' spokesperson says .
Police detain a China -based scholar known for his criticism of Beijing 's policies in China . 30 officers raided his home and seized computers , bank cards and his passport , wife says . Chinese Ministry of Foreign Affairs says Ilham Tohti was taken into custody with 30 students . His arrest `` part of disturbing pattern , '' spokesperson says .