US mom accused in river drowning of 4-year-old

An Oregon mother was arrested in the drowning of her 4-year-old son after the boy and his 7-year-old sister ended up in the chilly Williamette River.

Residents heard screams Saturday on the Sellwood Bridge near Portland and called authorities. Some jumped into boats to help search in the early morning darkness. After about an hour, a couple found the children downstream.

The boy, Eldon Jay Rebhan Smith, could not be revived; the girl was in a hospital and expected to survive.

"She's doing well," said Detective Sgt. Rich Austria of the Portland Police Bureau. "She has the will to live."

Austria said it was not …