Why Joran van der Sloot likely won't be charged with murder after admitting to killing Natalee Holloway

The decision by US prosecutors to offer Joran van der Sloot a plea agreement on charges of extortion and wire fraud led to his confession in the 2005 killing of Natalee Holloway in Aruba – and although he likely can’t be prosecuted for the Alabama teen’s death, legal experts say the deal was vital in helping the teen’s family finally achieve closure.