Pop superstar Madonna would throw her support behind Al Gore if he decided to run for US president in 2008. Madonna told German weekly newspaper Die Zeit she had "deep respect for Hillary Clinton as a woman," but thought Gore was a "great guy." "I would publicly support him if he joins the race," Madonna said, adding she had been impressed by his stance on environmental issues. Gore won an Oscar this year for his climate change documentary "An Inconvenient Truth." Gore, who was vice president to Bill Clinton, lost to George W. Bush in the 2000 election. The lifelong...