div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Response letter from the Chairman of the FCC to Senator Grassley on GPS issue src=https:reader031fdocumentsnetreader031viewer2022020423568c343b1a28ab02358fab7ehtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Response letter from the Chairman of the FCC to Senator Grassley on GPS issue src=https:reader031fdocumentsnetreader031viewer2022020423568c343b1a28ab02358fab7ehtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Response letter from the Chairman of the FCC to Senator Grassley on GPS issue src=https:reader031fdocumentsnetreader031viewer2022020423568c343b1a28ab02358fab7ehtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv