A man who attended an all-day music festival at Merriweather Post Pavilion in Columbia, Maryland, has died from an apparent drug overdose, police said Saturday. Howard County Police identified the deceased as 20-year-old Tyler Fox Viscardi of North Carolina. Viscardi and at least 20 others were hospitalized for possible overdoses and other drug-related effects after attending the Mad Decent Block Party Friday, The Baltimore Sun reports. A 17-year-old male from Virginia, whose name has not been...