Two friends accused of robbing a Subway sandwich shop didn't count on a customer packing a gun. After a quiet dinner with his grandfather Wednesday, Donicio Arrindell and his best friend headed out for the night. Three hours later, he was dead and his friend Fredrick Gadson was critically wounded. The duo -- lifelong friends and roommates -- are accused of storming into a Plantation Subway shop, armed and announcing a robbery. They didn't plan to encounter retired Marine John Lovell, 71, who had just finished a veggie sandwich and had a gun tucked in his waistband. On Friday, two...