The outlook for would-be 4G carrier LightSquared is looking bleak after a letter supported by 9...

|By:, SA News Editor

The outlook for would-be 4G carrier LightSquared is looking bleak after a letter supported by 9 federal agencies states "there appear to be no practical solutions" to eliminating the GPS interference issues caused by LightSquared's network. Should LightSquared fail to go commercial, Sprint (S -2.4%) would be very dependent on Clearwire (CLWR +1.3%) to achieve its 4G deployment goals.