NAACP files motion to prevent Myrtle Beach from implementing traffic loop after verdict The NAACP has filed a motion asking a court to amend its decision to allow the city of Myrtle Beach to use of a 23-mile traffic loop for future events. (Source: WMBF News) By WMBF News Staff | December 30, 2020 at 12:26 PM EST - Updated December 30 at 1:54 PM MYRTLE BEACH, S.C. (WMBF) â The NAACP has filed a motion asking a court to amend its decision to allow the city of Myrtle Beach to use a traffic loop for future events. According to court documents, the motion was filed in U.S. District Court in Florence on Dec. 22.