WASHINGTON (AP) — The Coast Guard was conducting a training exercise in the Potomac River moments before President Barack Obama and his motorcade crossed a nearby bridge.

Coast Guard Chief Keith Moore said Friday no shots were fired as part of the exercise. Media reports suggested shots had been fired in the river.

Obama had traveled to the Pentagon for a ceremony commemorating the eighth anniversary of the Sept. 11 terrorist attacks.
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on the guardian site now...

as if they'd be doing this...

the first thing they said on Bberg was:

15:05 *COAST GUARD FIRES ON BOAT IN POTOMAC RIVER, CNN SAYS

then this: 15:36 Washington Coast Guard Incident Was Training Exercise, CNN Says...

i mean as if they'll be doing this on 9/11 when Obama's just about to go past

It's already been posted up.