they convicted graham of murder, rob bray and other charge -- robbery and other charges. nick massa was shot and killed in february at an off campus party. graham's co-defendants testified against him. they are set to go on trial in a week. >> denise: vandals with sling shots cased damage to several small businesses in westlake. sara goldenburg getting answers on the search for the suspects. >> reporter: westlake police think the vandals are using sling shots and marbles to do the damage. one victim was hit in the ear while driving, but hey is okay. small business owners worry as this continues it will hurt their bottom line. >> five small businesses took a hit. window after window marked by full of shattered glass. it didn't stop their taekwondo class. >> we are worried about that. >> reporter: it is usually a quiet shopping center, but the vandals caused $8,000 worth of damage. police found this marble left behind at the scene. >> i hope no more situation. >> reporter: they are still store window was hit too. >> it is teenagers or something, but it is time to move on. >