Overnight Defense: Congress pauses to mourn George H.W. Bush | Haspel to brief senators on Khashoggi killing | Soldier is fourth to die from Afghan IED blast

THE TOPLINE: Work in Washington is slowing down this week as the nation mourns the death of former President George H.W. Bush.On Monday, Bush's remains were flown from Houston to Joint Base Andrews on Air Force One's "Special Air Mission 41."...