At least five pilgrims died in a fire that erupted in a hotel in the Iraqi city of Karbala, Iranian authorities confirmed on Sunday.All five victims, who died in the Qasr al-Mola hotel fire, were from Khorasan Razavi province of Iran and had arrived in the Shia Muslim holy city for pilgrimage, IRNA news agency reported.A total of 108 Iranian Shia pilgrims were staying at the hotel but many of them were out when the fire erupted on Saturday evening, a senior official said.He added that the pilgrims came to Iraq through an illegal travel agency and they had been lodged in a hotel which was not safe.