Environmental groups grateful but vigilant after Key Bridge collapse

BALTIMORE — When Alice Volpitta watched the video of the Francis Scott Key Bridge collapse, and the trucks tumbling into the Patapsco River in the darkness, she thought first for the people who had fallen. And as her mind raced, the Baltimore Harbor Waterkeeper thought of the river. “What’s on that ship?” thought Volpitta, of environmental nonprofit Blue Water Baltimore. As it turned out, the …