The White House is going green — dyeing the fountain on the North Lawn an emerald hue to mark St. Patrick’s Day. The swap to a bright green color in the water of the fountain at 1600 Pennsylvania Ave.

He, his family members and his parade aides poured dye into the fountain shortly after noon. The annual ceremony, attended by several hundred green-clad Savannahians, is a key pre-parade event on ...