Proposes coercing states to not allow cell calls (except "emergency") even with hands-free in vehicles. Sounds unreasonable to me.
http://www.usatoday.com/news/nation/story/2011-12-13/ntsb-cellphone-ban-driving/51874966/1
http://www.usatoday.com/news/nation/story/2011-12-13/ntsb-cellphone-ban-driving/51874966/1