Update: Guru undergoes successful surgery, full recovery expected.

Rapper Guru of Gang Starr underwent successful surgery after a massive heart attack left him in a coma over the weekend.
Several media sources, including AllHipHop.com and HipHopDX.com, cited unnamed sources saying the 43-year-old veteran MC (real name Keith Elam) wax expected to make a full recovery.
You can read the AllHopHop.com story here. The HipHopDX.com story can be viewed here.
More updates as they arrive throughout the day.