Surveillance video obtained by CBS News shows 41-year-old Ayman Mohamad Ghazali making two purchases totaling $2,250 at a Phantom Fireworks store in Livonia, Michigan, on Tuesday, two days before the attack. Ghazali bought 20 items, including firecrackers, aerial repeaters, and a fountain product, and told staff the fireworks were for the end of Ramadan, according to the retailer.