Former vice president Al Gore (news - web sites) may be supporting Howard Dean (news - web sites), but retired army general Wesley Clark (news - web sites) has support in his quest for the Democratic Party's presidential nomination from ... Madonna (news - web sites). The Material Girl on Tuesday publicly threw her support behind the retired four-star general, one of nine Democrats seeking to replace George W. Bush in the November 2004 election. "I endorse him because I think he's a great guy," the pop superstar said on CNN Tuesday. "I think he's a natural born leader." Madonna...