Doctors in Missouri warn against eating raw crawfish

Wednesday, May 26, 2010 | 8:06 p.m. CDT; updated 8:22 p.m. CDT, Wednesday, May 26, 2010

ST. LOUIS — When Adam Brewer tagged along with a friend's family for a float trip down the Jack's Fork River in southern Missouri last June, he also decided to join in one of their family traditions — eating raw crawfish.