Mr. JOHN GRAHAM (Smithsonian Air and Space Museum): And we're on a very tight time line, and the reason for that is we need to get to the base of the next hill to the south, which has got north-facing slopes, so that we can get up and basically repeat what we did last winter on Husband Hill: turn the solar panels towards the sun and survive.
Fortunately, many of Charlie Wilson's successors on Capitol Hill have begun to engage on the question of whether to keep open the production line for the F-22.
Also, since radio waves sometimes arrive at your device not directly from the radio tower but rather by being bounced off a building or hill, these signals may be much lower in signal strength than if you had a clear lineof sight view to the cell site.