11/19/2013 03:09 pm ET Updated Nov 20, 2013

Elizabeth Vargas Returns From Rehab

Phoebe Natanson via Getty Images

ABC's Elizabeth Vargas announced on Tuesday that she has completed her treatment for alcohol abuse.

The ABC News "20/20" co-anchor checked herself into rehab early in November, stating that she "was becoming increasingly dependent on alcohol."

An ABC News spokesman said at the time that the network was extremely supportive of Vargas and would welcome her back to "20/20" upon her return.

On Tuesday, she tweeted that she had come home:

Vargas did not say when she would be back on the air.