Pakistan-born physicist Saad Sarwana gets a visit from the FBI.

Saad Sarwana grew up in Pakistan, and moved first to Canada and then eventually to the US to attend graduate school in Physics. He's a professional physicist by day and an amateur standup comedian by night! As a Physicist, Saad has over 30 peer reviewed publications and two US patents. As a comedian Saad has performed at every major comedy club in the NYC area, and has been featured on an ABC 20/20 story about Muslim Standup Comedians. This winter you can see him in the US on the Discovery Science Channel show "You Have Been Warned."