Gritty origins saga of gangsta rap

GANGSTA rap, the no-apologies sub-genre of hip-hop music that defined LA street gangs, defied authority and spawned a sub-culture adopted by disenfranchised inner-city youths in the late-1980s, goes legit and gets the Hollywood treatment in Straight Outta Compton, an origins tale about rap group N W A (Niggaz With Attitudes)

Giving the finger - by way of explicit, in-your-face, incendiary …