On The DMZ, Bill and Matt suggest Harry Reid's abandonment of an assault weapon ban isn't as big a loss as some gun-control advocates think. Post-CPAC, Matt believes big changes are coming to the conservative movement. Bill explores the tensions between the "three legs" of the movement: social, fiscal, and national security conservatives. Is Matt a social conservative? Has Rand Paul stolen Marco Rubio's thunder on immigration reform? And will the GOP always default to the establishment presidential candidate?