Government Hungry for TV's Airwaves Regulators are stepping up their pressure on TV stations to give up billions of dollars worth of airwaves in major markets around the country.&lt;FONT face="verdana,MS Sans Serif,arial,helvetica" size="-2"\ color="#666666"&gt;&lt;B&gt;-The Washington Post&lt;/B&gt;&lt;/FONT&gt;