Rescuers carry a victim's body at the attack site in Sousse, Tunisia, June 26, 2015. The victim toll grew to 37 killed, 36 injured including 3 in critical situation, in deadly hotel attack in Tunisia's Sousse, said the Tunisian Ministry of Health on Friday. (Xinhua/Adel Ezzine) 

CAIRO - Militant group Islamic State claimed responsbility 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'.