Joined by Vice President Dick Cheney, incoming Defense Secretary Robert Gates and outgoing Defense Secretary Donald H. Rumsfeld, Bush met with the military leaders and other members of his national security team at the Pentagon, where war commanders are calling for more U.S. trainers and equipment for beleaguered Iraqi forces. (Watch how Bush is being told to "go big or get out" ) In his meeting with Cheney, the Saudi king voiced strong opposition to talks between the United States and Iran, which has a majority Shiite population. According to the senior American official, the king told Cheney that Sunni Arab states, including Saudi Arabia, believed that talking to Iran was dangerous. LONDON, England (CNN) -- Police in eastern England are combing through rural areas hoping to find out who is behind the suspected killings of five women -- all believed to be prostitutes -- that may be the work of a lone serial killer. In his meeting with Cheney, the Saudi king voiced strong opposition to talks between the United States and Iran, which has a majority Shiite population. According to the senior American official, the king told Cheney that Sunni Arab states, including Saudi Arabia, believed that talking to Iran was dangerous.