mr. kirkland, what is trimble navigation, and what is the coalition to save our gps? >> guest: sure, peter. trimble navigation is the leading manufacturer of gps equipment for commercial and industrial use. so we focus on high-end industrial applications like agriculture, construction, survey, you name it. the coalition to save our gps was founded of after an initial fcc decision last january granted a waiver to lightsquared to proceed with its buildout of its network. and we're, our mission is to educate policymakers on the gps industry and the implications of that proposal and that we've been very active on that. >> host: jim kirkland, last week on "the communicators" we talked with sanjiv ahuja, the chairman and ceo of lightsquared, and essentially what he told us was he understood the concerns, and what they have done is they have moved their spectrum usage as far away as possible within their spectrum from gps units to mitigate the danger. >> guest: sure. so, you know, the issue here is that the technical evidence so far in front of the fcc still shows interferen

mr. kirkland. up next, a political discussion about the issues surrounding lightsquared.and now joining us on "the communicators" is subfive. he is with i watch news where he is a senior reporter and he is also with the center for public integrity. mr. schulte, why has cpi been writing a series of articles and u.s. specifically been writing a series of articles about lightsquared and its white house connections. >> guest: my colleagues and i've been writing first of all about bundlers to the obama presidential campaign. those are donors to put together large groups of donations of $50,000 or more and maybe up to $500,000. and we are looking at what kind -- what they got and did they get anything for their money or were they getting jobs and getting access to the white house and were they getting contracts in that sort of thing. we have written a number of stories about a number of different companies that have sort have been swept up in this whole political question. >> host: what did you find with regard to lightsquared in the white house? >> guest: lightsquared we origi