Hours before the protest one of L.A 's rock ' n ' roll radio stations announced there would be a rally at Pandora 's Box and cautioned people to tread carefully .
Pandora 's Box is a club at the corner of Sunset Boulevard and Crescent Heights .
Hours before the protest one of L.A 's rock ' n ' roll radio stations announced there would be a rally at Pandora 's Box , a club at the corner of Sunset Boulevard and Crescent Heights , and cautioned people to tread carefully .