The character Sweet that was killed off in an episode of CSI MIami?

In "CSI: Miami," the character known as "Sweet" is actually named Eric Delko, played by Adam Rodriguez. However, if you're referring to a character specifically named "Sweet," it might be a mix-up, as there isn't a prominent character by that name in the series. Eric Delko, a key member of the CSI team, faced significant challenges throughout the series, but he was not killed off. If you meant another show or character, please clarify for a more accurate answer!