...ickamagua that he feared they could not be got out of their trenches to assume the offensive; that Bragg had detached Longstreet with a considerable force up into East Tennessee to defeat and capture Burnside ; that Burnside was in danger, etc.; and that he (Grant) was extremely anxious to attack Bragg in position, to defeat him, or at least to force him to recall Longstreet. The Army of the Cumberland h...