 He says this never should have happened. And the agency is going to have to do an in-depth investigation into how this was able to go down. Now, the Secret Service falls under the Department of Homeland Security. DHS Secretary Alejandro Mayorkas said in a statement last night that the department is working with both the Trump and Biden campaigns and doing all that it can to ensure their safety and security going forward. How concerned should Americans be about political violence going forward?