Expert: 'Impossible' to guarantee safety

Published On: Jan 20 2013 10:31:47 PM CST   Updated On: Jan 20 2013 11:28:43 PM CST
security in hostile places

Jan. 20, 2013: The hostage situation in Algeria is bringing attention to the safety and protection of people who work in potentially hostile environments, such as northern Africa and many parts of the Middle East. Phillip Mena reports.