Democrats, led by House intelligence committee ranking member Adm Schiff, left, have been dueling with Republicans, led by House intelligence committee chairman Devin Nunes, right, for months over the FISA document.

Democrats, led by House intelligence committee ranking member Adm Schiff, left, have been dueling with Republicans, led by House intelligence committee chairman Devin Nunes, right, for months over the FISA document.