When Mary Jo Palmer looks at her youngest son's senior picture, pride and sadness fill her face."I see a very caring, giving, sharing, help-everybody, give-everybody-a-nickname-that-fits kind of person," Mary Jo said. "I see somebody game to try new things. I see somebody that's ready to help anybody who needs it. He does stuff because it's the right thing to do."Dan Palmer, 19, was killed on Thanksgiving morning in a two-vehicle accident on Sunrise Pass Road outside Johnson Lane."He was always willing to help you with nothing expected in return," his father Jerry added.Mary Jo also described her vibrant, blue-eyed son …