article_snippet: Flying overnight also diminishes the chances that radio jamming would accidentally affect nearby businesses, drivers, pedestrians and tourists.
article_snippet: It is illegal under the U.S. Communications Act to sell or use signal jammers except for narrow purposes by government agencies.
article_snippet: Jamming by the Secret Service - depending on how powerfully or precisely it works - could disrupt nearby Internet networks or phone conversations until it's turned off.
article_snippet: Testing in the real-world environment around the White House would reveal unexpected effects on jamming efforts from nearby buildings, monuments or tall trees.
article_snippet: Federal agencies generally need approval to jam signals from the U.S. telecommunications advisory agency, the Commerce Department's National Telecommunications and Information Administration.
article_snippet: Previously published reports have disclosed that the Secret Service already uses jammers in presidential and vice presidential motorcades to disrupt signals that might detonate hidden remotely triggered improvised explosive devices.
article_snippet: Because these exercises will be conducted within the normally flight restricted areas in the Washington D.C. area, these exercises have been carefully planned and will be tightly controlled.
article_snippet: You would have to basically encase the White House in a net.
article_snippet: It sure wouldn't look pretty, but in some ways It would be the most effective way.'