Coast Guard officials say two people are unaccounted for after a barge collided with a tourist boat on the Delaware River in Philadelphia.
Coast Guard Senior Chief Bud Holden says 35 passengers and two crew members were aboard the amphibious boat when it was struck around 2:40 p.m. Wednesday.
Holden said 35 people were pulled from the water, but the extent of any injuries was not immediately clear.
Holden said he did not know if the missing were passengers or crew members.
Television footage shows at least five people being pulled from the water wearing life vests.
Helicopter footage shows a people in life vests being helped from boats on to a dock and at least one person on a gurney.