On September 29, 2013, motorist Alexian Lien was assaulted while driving on the Henry Hudson Parkway in New York City. Lien had gotten into an altercation with motorcyclists who were participating in a rally called Hollywood's Block Party. One of the bikers pulled in front of Lien and slowed dramatically. Lien said that he struck the bike from behind, stopped his vehicle, and was quickly surrounded by bikers, who began attacking his SUV. He testified that he feared for his life so he accelerated, running over several bikes and striking one of the bikers, paralyzing him. A chase ensued, ending in Lien being pulled from his vehicle and beaten. The media later reported that the involved bikers were members of a loose association of high-performance motorcycle enthusiasts known as "Hollywood S