Dementia claimed his wife, writing helped him survive

Brad Anderson still remembers the night his wife forgot hail.

He was sitting on the front porch of their Lincoln home as a storm rolled in.

"...I hear LuAnne running down the stairs hollering 'there's something hitting the house!'"

She poked her head out the front door.

"I said 'it's hailing,' and she looked at me like 'What?'"

Brad grabbed a stone and showed it to his wife. It's frozen rain, he explained.

"She said, 'That's amazing. I've never seen that before. What's it called again?'"

That's where the recollection ends.

"The world changes for these people," Brad says. "They don't understand...