Ally 400
... that the addition of the Ally 400 to the 2021 NASCAR Cup Series schedule was considered a surprise as the host venue, the Nashville Superspeedway, had been up for sale since 2012?
... that the addition of the <b id="mwdA"><a href="./Ally_400" id="mwdQ" rel="mw:WikiLink" title="Ally 400">Ally<span id="mwdg" typeof="mw:Entity"> </span>400</a></b> to the <a href="./2021_NASCAR_Cup_Series" id="mwdw" rel="mw:WikiLink" title="2021 NASCAR Cup Series">2021 NASCAR Cup Series</a> schedule was considered a surprise as the host venue, the <a href="./Nashville_Superspeedway" id="mweA" rel="mw:WikiLink" title="Nashville Superspeedway">Nashville Superspeedway</a>, had been up for sale since 2012?