KANSAS CITY, Mo. — Nine children — ranging in age from 6 to 15 — were shot Wednesday at the Kansas City Chiefs’ Super Bowl rally at Union Station, according to an official at Children’s Mercy hospital. All of them are expected to recover, Children’s Mercy’s chief nursing officer Stephanie Meyer said at a news conference. “The one word I would just use to describe what we saw and how they felt when they came to us was fear,” she said. The hospital treated three more children for other injuries they suffered at the rally. Some of the victims had been separated from their families, but Meyer said…