Ahead of a hotter than normal summer, activists call for immediate action to protect workers from deadly temperatures. “We shouldn’t be waiting for Donald Trump,” one said.By Liza GrossA father died last summer. His son sat on the porch with a baseball glove waiting for a game he never got to play. The man didn’t die in a fire or a fall from a scaffold. He collapsed under the sun on a job site with no shade, no breaks and no water.