<p>Sen. Chuck Schumer's weekly Sunday press conferences often seem designed more to promote Chuck Schumer than to shed light on any truly dire situation in need of urgent attention.</p>
<p>Last weekend's briefing, though, was notably different.</p>
<p>Following a number of stories in The Post last week that highlighted the porous nature of small-airport security, Schumer called for heightened federal scrutiny over small airports.</p>