According to this news report in the link at the top,
“Ebola test results are due back Friday evening”
Anyhow, it was a week ago he grabbed Duncan. I would say if the Deputy has nothing in 3 weeks, then he will be in the clear.
Yes, that was an earlier report from yesterday. The source I use was from the hospital noon today.
I do find little to support the Ebola tests are definitive prior to symptoms. Some of the test can be negative for 3 days of symptoms before confirming Ebola.