Report: Obama Briefed On 'Credible' Terror Threat Tied To 9/11 Anniversary Zeke Miller Sep. 8, 2011, 6:26 PM Fox News congressional reporter Chad Pergram tweets the following: "My colleague Mike Levine reports Feds have what they believe is a credible terrorist threat to US homeland around 9-11. Target: NYC/DC." "More on potential terrorist threat, from my colleagues Jennifer Griffin & Justin Fishel: Sources say "it feels more than aspirational."" "My colleague Ed Henry says Obama has been briefed on "credible terrorist threat" tied to 9-11 anniversary. Bulletin being prepared right now" Fox News White House correspondent Ed Henry adds: "Senior...