But instead of translating word for word what Chief Brian Dugan had to say on the arrest of Howell Donaldson, she delivered impromptu gibberish to online and television viewers.
Monica Hoffa's mother, whose daughter was one of the victims, was at the presser relying on that interpreter.
"She was standing there twisting her hands back and forth".
Hearing impaired residents in Tampa, Florida who tuned into the police department's news conference about the arrest of a suspected serial killer on November 28 found themselves watching gibberish flow from the American Sign Language interpreter standing next to the chief, The Tampa Bay Times reports.
He assumed another department member had requested the service.
"It's part of something we're looking into", she said.
A sign language interpreter used by police in Tampa is being called a fraud. Jason Hurdich was even credited for being a "rock star",/a by Gov. Nikki Haley for his efforts during her news conferences during the storm.
McGregor said no crime had been committed.
"As we were getting ready to start, I was told that a sign language interpreter was outside", Hegarty told the Miami Herald.
About three minutes into the press conference, Roberts was actually signing: "Kill 55 million [unintelligible] please [unintelligible] arrest killed [unintelligible] work school work four one kill [unintelligible] three old two four now I will have ask want [unintelligible] about two times night", Rossi said.
While Robertss attempts to communicate Dugans news may have caused more confusion than understanding, its not the first time an interpreter was subject of more chatter than the news itself. "She will not be coming to any more of our news conferences".
Official sign language interpreters in Florida (unlike in some other states) do not go through a certification process or and do not need to be approved by the Registry of Interpreters for the Deaf.
As world leaders paid homage to Nelson Mandela at a memorial service in 2013, the man standing at arms length from them appeared to interpret their words in sign language.
The worker realized quickly that he was in over his head, authorities said.