CAIRO - Militant group Islamic State claimed responsibility for the Tunisia tourist hotel attack on Friday that killed 39 people including Britons and Germans, according to a statement on a Twitter account. 'Our brother, the soldier of the Caliphate, Abu Yihya al-Kairouni, reached his target the Imperial hotel despite the security measures,' the statement said. It said he had attacked a 'bordel' and killed 40 'infidels'.