Las Vegas Police are continuing to investigate the case. A grand jury will help decide whether charges are filed. No charges have been filed. In this April 2, 1994, file photo, Tupac Shakur is shown.

Here are 11 nostalgic photos that celebrate Tupac’s life, showing off the charm, style, and energy that made him a legend. 1. Look me in the eye Who in this world could ever resist that smoulder?

In the letter, Isaac also insinuates that he has further information regarding Shakur's unsolved 1996 murder and the death or rapper Christopher Wallace, better known as The Notorious B.I.G., in 1997.

Shakur died in 1996 when he was riding in a car near the Las Vegas strip and a suspect opened fire from another vehicle. The case remains open. "Wake Me When I'm Free" is in L.A. for a limited time.