Boyce said police expect to have the results of DNA analysis of body fluids found at the scene in a few days.
A law enforcement source said detectives couldn’t tell from a visual analysis of the evidence whether the fluids found were saliva or semen but that DNA testing will be able to determine that.
http://www.newsday.com/news/new-yor...trangled-jogger-case-officials-say-1.12133554
“Karina helped us identify this person,” Boyce said. “She had the DNA under her nails, she had touch DNA on her back and there was more DNA on the cell phone. That’s how we were able to bring the profile up and that’s how we made the link.”
Investigators found DNA on her body, but it did not match anyone in the data banks.
According to Boyce, investigators were able to create a suspect profile based off of a 911 phone call that placed Lewis in the Howard Beach area months before the murder.
Boyce said Lewis does not have a criminal history, but does have
bbm
http://newyork.cbslocal.com/2017/02/05/karina-vetrano-murder-investigation/
So it seems that he went into Howard Beach a few months before he allegedly killed Karina. And someone called 911 to report a suspicious person. Wonder when the off duty LEO called the precinct about this suspect ? It was reported that the off duty LEO called after Karina was killed. But then early news reports are often confusing. jmo