Rescuers struggle to move the 9-year-old boy out of the Androscoggin River on Tuesday night in Auburn.

Rescue personnel work with firefighters on shore after the rescue boat from the Poland Fire Rescue Department sank in the rapids along Riverside Drive while assisting in the search effort for the missing 5-year-old boy in Auburn on Wednesday. The vehicle is a snowmobile nested in a boat hull. A crane was called in to assist in the recovery of the boat.

Auburn Deputy Police Chief Jason Moen speaks with news media across the street from the recovery effort command post at the Rollodrome in Auburn on Wednesday.

"I thought I would put an extra pair of eyes on the river," Roger Roy said as he looked along the Androscoggin River in Lewiston for the missing 5-year-old boy on Wednesday.

Detective Ryan Rawstron of the Lewiston Police Department searches the Lewiston shoreline of the Androscoggin River for the missing 5-year-old boy on Wednesday.

Rescue personnel from the Maine Warden Service, left, Auburn Fire Department and the Androscoggin County Sheriff's Department search for a missing 5-year-old boy in the Androscoggin River between Lewiston and Auburn on Wednesday.

Rescuers bring the 9-year-old boy back to shore on Tuesday evening. A diver, seen behind the canoe, helped with the recovery.

Emergency personnel cross the Bernard Lown Peace Bridge during the search for two children reported to be in the Androscoggin River on Tuesday evening.

A police officer watches the Androscoggin River on Tuesday night near Riverside Drive in Auburn.

A helicopter crew helps search for victims who were seen floating Tuesday evening in the Androscoggin River.