a son. a grown son. sitting with his mother on her death bed. tweets her final hours. this is scott simon, npr host of "weekend edition saturday." has spent the last week lovingly documents his mother's life and illness. and her death in just 140 characters. here's one tweet. mother asks, will this go on forever? she means pain. dread. no, she says. but we'll go on forever. you and me. his tweets were raw and they were honest. another one. i love holding my mother's hand. haven't held it like this since i was 9. why did i stop? i thought it was unmanly? what crap. cnn's ted rowlands has the story. >> hi, i'm scott simon of npr. >> reporter: for more than 30 years scott simon has been a