(http://media.il.edmunds-media.com/porsche/911/ns/porsche_911_actf34_ns_62411_196.jpg) Porsche Cars North America selects the winning livery design from intern Anna Frey for its 911 GT3 Cup racecar, which is entered this weekend in the inaugural Porsche Carrera World Cup race that precedes the 24 Hours of Nurburgring.