The FBI is looking into the Department of Veterans Affairs following recent reports that veterans died while waiting for medical care in Phoenix, FBI Director James Comey told the House Judiciary Committee Wednesday.

Comey wouldn't elaborate on the investigation, but did say the bureau's Phoenix office is looking into the matter.

The director also discussed the increasing cyber threats the country is facing and the increasing terrorism activity in Syria. Comey said the bureau doing all it can to keep Syria from becoming a hotbed for terrorism activity similar to what Afghanistan was in the 1980s and '90s.