From The Article:

The head of the FBI on Wednesday defended putting a piece of tape over his personal laptop's webcam, claiming the security step was a common sense one that most should take.

..“You go into any government office and we all have the little camera things that sit on top of the screen,” he added. “They all have a little lid that closes down on them. “You do that so that people who don’t have authority don’t look at you. I think that’s a good thing.”

[link to thehill.com]