Missouri Death Row Inmate's Fate Hinges on Contested DNA Evidence

Court hears arguments over mishandled evidence and witness credibility in Marcellus Williams case, with execution date approaching.

Prosecutors and defense attorneys spar over DNA contamination on the murder weapon.
Williams' legal team argues no physical evidence links him to the 1998 murder of Felicia Gayle.
Key witnesses' reliability questioned due to past false information and incentives.
Missouri Attorney General opposes efforts to vacate Williams' death sentence.
Judge's decision expected within weeks, with execution scheduled for September 24.