[RSS Feed/News] xf:main is not showing xf:explain content

[XenForo]

I've the following in the template
HTML:

<div class="block">
    <div class="block-container">
        <div class="block-body">
            <xf:datalist>                             
                <xf:foreach loop="$events" value="$event">
                    <xf:datarow rowclass="dataList-row--noHover">                       
                        <xf:main href="{{ link('foo/bar/view', $event) }}" label="{$event.title}">                           
                            <xf:explain>...

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