There is no available information from the provided sources or other publicly accessible sources that details the death of an individual named Leon Leslie, also known as "Big L," who died on March 16, 2005, in Boston, MA.
However, it is important to note that Lamont Coleman, better known by his stage name Big L, was an American rapper from Harlem, New York. He was fatally shot on February 15, 1999, in Harlem, not Boston, and not in 2005.
Here is a detailed account of his death
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