NEW ORLEANS, La. (SEND2PRESS NEWSWIRE) — Some people mark their 5-year anniversary with a wooden gift, perhaps a replica of an official Major League Baseball Louisville Slugger. Nola Bulls does it with baseball bats too, only theirs are plastic and wielded by Rolling Bulls! San Fermin in Nueva Orleans (SFNO) will release hundreds of ‘Roller Bulls’ on its streets again, led by the Big Easy Rollergirls. El Encierro, or Running of the Bulls in New Orleans, is the featured event in a 4 day festival from July 7-10, 2011.