JSFiddle - React, Tailwind, and code Playground
HTML
<table><tr id='game_1'>
<td class='bowl'>Fiesta Bowl</td>
<td id='radiocell'>
<input type='radio' name=1 value='Arizona'></input>
</td>
<td class='team1'>Arizona</td>
<td id='radiocell'>
<input type='radio' name=1 value='Boise State'></input>
</td>
<td class='team2'>Boise State</td>
<td class='gameDay'>January 1</td>
</tr></table>
CSS
.highlight {
background: green;
}
JavaScript
$('input:radio').change(function() {
var $td = $(this).parent();
$td.siblings().removeClass('highlight');
$td.next().addClass('highlight');
});