Police brutality, Black Lives Matter hit home with the Cardalls

SALT LAKE CITY — From all outward appearances, sitting in an alcove in the front yard of their comfortable East Millcreek home, Mount Olympus framed behind them, Duane and Margaret Cardall would seem to be about as far removed as possible from the protests and social unrest roiling the nation.

They’re tanned, relaxed and calling all their own shots these days. He still gets recognized for the nearly four decades he spent as a reporter and on-air talent for KSL-TV, but he’s been…