Casio’s rap sheet is a mile long and dates back to 2004, when he was sentenced to life with the possibility of parole for second-degree murder, first-degree attempted murder, personal use of a dangerous or deadly weapon, and inflict great bodily injury, per the CDCR spokesperson. His crimes didn’t stop during lockup either.

Rapper Tory Lanez stabbed 14 times in prison by convicted murderer Santino Casio; investigation by California officials underway.

Tory Lanez is on the mend and 'deeply thankful to God' after a prison attack on Monday left him with two collapsed lungs and more than a dozen stab wounds.