Surveillance Image of Store Robbery in East Harris County on Sept. 24, 2009 | photo from Harris County Sheriff's Office video
Updated: Thursday, 15 Oct 2009, 5:18 PM CDT
Published : Thursday, 15 Oct 2009, 4:19 PM CDT
Three suspects that investigators say took part in several robberies in east Harris County have been arrested, but on remains missing. One of the suspects is under the age of 18.
Investigators have identified a fourth suspect in the robberies and have issued an arrest warrant for him.
The three suspects in custody have been charged with aggravated robbery.
The robberies took place at several convenience stores in Highlands within a one-month period.
During one of the robberies, one store clerk was was shot in the leg and another clerk was attacked with a hammer to his head. Both clerks are recovering from the attack.
Surveillance video captured images of one of the robberies.
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