CLEVELAND (WJW) -- There's a new push to try and get a positive identification on the shadowy figure captured leaving the scene of the murder of Aliza Sherman.

Cuyahoga County prosecutors say the killer was either Gregory Moore or someone working with him.

The lawyer, representing Moore, however, is pressing for advanced DNA testing on Aliza Sherman's watch.

"The DNA test Mr. Moore wishes to run would be to test groups of Single Nucleotide Polymorphisms, which can be used to predict the DNA test subject’s ethnicity or ancestry," Atty. Jon Paul Rion, Moore's attorney, wrote in the brief.

Rion's motion also notes that the male DNA sample Moore wants to test was found from a swab of the interior of the watch band. The watch was found near the location of the murder.

"Finding male DNA on

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