Lowerer Yor News Today

Sport harvested muscle mussels, clams or scallops. >> ive never seen anything like this. this is the large pulse of animals weve had at least on the marine mammal side. >> reporter: scientists scrambling for answers with wildlife rescue efforts around the clock. steve patterson, nbc news. >> were back in a moment with concerns something toxic may have ended up in the yellowstone river after another train derailment. plus, malls are getting creative to plus, malls are getting creative to stay...