Armen Keteyian

A debate has intensified over allowing people to have exotic animals as pets. CBS News investigative correspondent Armen Keteyian speaks about the debate and what it was like doing an interview within feet of a 900-pound lion.

The popularity of having exotic animals as pets, such as tigers, lions, bears and monkeys, is touching off a fierce debate between owners and animal activists. Armen Keteyian reports.

The owner of a San Salvador night club is downplaying reports of riotous behavior by U.S. Secret Service agents in his club during President Obama's March 2011 visit to El Salvador. CBS News chief investigative correspondent Armen Keteyian reports from El Salvador.

Armen Keteyian and marine archaeologist Duncan Mathewson watch as diver Steve Elchlepp explores the ocean floor for promising signs of a shipwreck.

Jay Miscovich says he found a cache of emeralds on the bottom of the ocean off of Florida, but it may be years before he can profit from the treasure. Armen Keteyian reports on Sunday, April 22 at 7 p.m. ET/PT.

The FDA is alerting healthcare professionals that 120 vials of fake Altuzan - a cancer fighting drug - have entered the U.S. Armen Keteyian reports.

Phony vials of the life saving cancer drug Avastin have turned up in as many as 19 medical clinics in the U.S. CBS News chief investigative correspondent Armen Keteyian speaks with the man responsible for the shipments who feels he has broken no laws.