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A Texas state trooper stands guard at a parking lot near the Curtis Culwell Center where a provocative contest for cartoon depictions of the Prophet Muhammad was held Sunday, May 3, 2015, in Garland, Texas. The contest was put on lockdown Sunday night and attendees were being evacuated after authorities reported a shooting outside the building. (AP Photo/LM Otero)
A Texas state trooper stands guard at a parking lot near the Curtis Culwell Center where a provocative contest for cartoon depictions of the Prophet Muhammad was held Sunday, May 3, 2015, in Garland, Texas. The contest was put on lockdown Sunday night and attendees were being evacuated after authorities reported a shooting outside the building. (AP Photo/LM Otero)

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Were Texas shooters self-radicalized?

Former FBI counterterrorism agent Tim Clemente says he doesn't believe two men who carried out attack on a Texas Mohammed cartoon event were ISIS-directed.

Were Texas shooters self-radicalized?

Former FBI counterterrorism agent Tim Clemente says he doesn't believe two men who carried out attack on a Texas Mohammed cartoon event were ISIS-directed.