Live updates: GOP scrambles to plot course without Graham; Iran, US fight over Strait of Hormuz

The Senate returns Monday to a different landscape, with the sudden death of Sen. Lindsey Graham (R-S.C.) top of mind. Graham, 71, died unexpectedly early Sunday, and preliminary reports point to an aortic dissection. By the afternoon, politicians in South… The Senate returns Monday to a different landscape, with the sudden death of Sen. Lindsey Graham (R-S.C.) top of mind. Graham, 71, died unexpectedly early Sunday, and preliminary reports point to an aortic dissection. By the afternoon, politicians in South…