star hotel in Dubai said Sunday it is working with local authorities to determine how three guests became infected with Legionnaires' disease, including one who died Friday. Initial tests on the Westin Dubai Mina Seyahi Beach Resort & Marina have not found the presence of the bacterium that causes the disease, the hotel's parent said. The company, Starwood Hotels and Resorts Worldwide Inc., said it is conducting an investigation with government and health officials, and has brought in outside experts from Europe and the US. Legionnaires' disease is a form of pneumonia that can be spread through plumbing and air conditioning. Although not all cases of Legionnaires' disease are severe, up to 10 per cent of cases can be fatal. The guests include a British cricket statistician and broadcaster Bill Frindall, who died on Friday. It is believed 69-year-old Frindall caught Legionnaire's disease in Dubai, where he had been on a tour with the cricket charity, the Lord's Taverners. White Plains, N.Y.-based Starwood confirmed that the guests in question included Frindall, who died Friday following an illness. Frindall, who covered more than 350 Test matches for BBC radio from 1966, was dubbed “The Bearded Wonder” by late commentator Brian Johnston for his encyclopedic knowledge of cricket facts. Starwood did not provide details about the other guests who were infected. The hotel says no evidence of the bacterium that causes the disease has been found, but it is working with local authorities to determine how the outbreak occurred. “Although recent monitoring and testing has not revealed the presence of legionella at the property, hotel management is continuing to monitor the situation and has begun contacting guests and associates to advise them of the circumstances,” the company said in an e