NEW : Gregory L. , speaker remains in custody pending a further hearing . Speaker , 48 , is accused of making threats against House Speaker Nancy Pelosi . Speaker says arrest occurred ` ` after an investigation into threats against '' Speaker . A man was arrested Tuesday for alleged threats against Speaker Patty Murray , D - Washington .
NEW : Gregory L. Giusti speaker remains in custody pending a further hearing . Guisti , 48 , is accused of making threats against House Speaker Nancy Pelosi . FBI says arrest occurred `` after an investigation into threats against '' Pelosi . A man was arrested Tuesday for alleged threats against Sen. Patty Murray , D-Washington .