Killing Osama may be a top priority for President Obama, but it's almost Mission Impossible - like it was for his predecessor - if the terror leader is holed up high in Pakistan's snowy peaks, experts say. "The new people are going to face the same problems," warned a top adviser to President Bush. The U.S. has been secretly training for years, however, in case the CIA scores that rarest prize: Bin Laden's home address. But they already know his neighborhood. It's been a challenge, however, gaining intel on the region. Bin Laden hunters have had to turn to Lonely...