Senator <a href="https://en.wikipedia.org/wiki/John_Heinz" id="mwAWs" rel="mw:WikiLink" title="John Heinz">John Heinz</a> of <a href="https://en.wikipedia.org/wiki/Pennsylvania" id="mwAWw" rel="mw:WikiLink" title="Pennsylvania">Pennsylvania</a> and six others are killed when a helicopter <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Merion_air_disaster" id="mwAW0" rel="mw:WikiLink" title="Merion air disaster">collides with their airplane</a> over an elementary school in <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Merion,_Pennsylvania" id="mwAW4" rel="mw:WikiLink" title="Merion, Pennsylvania">Merion, Pennsylvania</a>.