Military officials say the shootings at Fort Hood were an 'isolated incident.' But the stress of repeated wartime deployments has led to several such incidents in recent years.
Growth threatens undiscovered layers of an empire that stretched from the Nile Valley to the Caucusus.
Boston bombing suspect Tamerlan Tsarnaev was one of 875,000 names in a database the US uses to produce at least nine watch lists, but the naming didn't prevent the attack. Some security experts worry that data overload may be hindering US counterterrorism efforts.
Doing Good
What happens when ordinary people decide to pay it forward? Extraordinary change...
Scott Budnick works in the dining room as customers arrive for a free meal at the Mathewson Street Friendship Breakfast in Providence, R.I.
Scott Budnick serves breakfast – with a side order of respect – to the homeless
Sunday breakfast at a Providence, R.I., church is more than a free meal. Half the volunteers are homeless themselves: 'It's their [own] breakfast that they're putting on.'
Become part of the Monitor community