RAPID CITY, South Dakota — A show where French performance artists vomited, simulated sex and threw fake feces was stopped by the promoter, who quickly apologized. Lisou Prout and Jean-Louis Costes also stripped and spit potato chips on the crowd at a local arts center. Audience members said the act depicted American life from birth to death. The show was stopped shortly after a simulated sex act involving a carrot. "I was told they were performance artists from France and were highly recommended. I think I was told wrong," said promoter Kevin Dorsman, who stopped the show. It was much...