Unreal is right. Try to find a trace of this news on tv tonight, or on Google.
I haven't seen anything on it either.
Google News search results= Bush secret service santiago chile
Bush Comes to Aid of Secret Service Agent - ABC News
Bush Frees Secret Service Agent from Chile Guards - Reuters
Bush Comes to Aid of Secret Service Agent - Newsday
Plus about another 115 results on google.
Secret Service agent clashes with Chilean police - CNN
And Fox News has reported it only about 20 times including on Geraldo and Rita Cosby show.