By Allison Steele
The Philadelphia Inquirer / April 18, 2013

With reports that a possible suspect in the Boston Marathon bombing may have been pinpointed in photos taken at the scene, facial-recognition technology may be one of the most powerful tools investigators have at their disposal to attach a name to the image.

Counterterrorism specialists said authorities would aim to match the faces of any possible suspects against an array of databases for visas, passports, and driver’s licenses in an effort to determine exactly who was in the area when two bombs exploded near the finish line, killing three people and injuring at least 180.

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