Senators from both parties will take to the Sunday shows this week to address the newly disclosed government initiatives to mine phone call and Internet data from the public. Are the measures too invasive or are they justified for preventing terrorist attacks?
 Senator Dianne Feinstein, Democrat of California and chairwoman of the Senate Intelligence Committee, will appear on ABCâs âThis Week,â along with Representative Mike Rogers, a Michigan Republican and the chairman of the House Intelligence Committee, to answer questions about the surveillance programs. Glenn Greenwald, the journalist who first broke the story, will share what he learned about the scope of the National Security Agencyâs data collection. He will be followed by a one-on-one with Senator Mark Udall, Democrat of Colorado and a member of the Intelligence Committee.
Mr. Udall will also be on CNNâs âState of the Union,â discussing the lengths he went to in an effort to stop what he considers government overreach. Senator John McCain, Republican of Arizona, will be featured on the program as well. He, too, will question the amount of oversight for the data-mining programs.
âFox News Sundayâ will also delve into the topic with Senator Rand Paul, Republican of Kentucky. The appointment of Susan E. Rice as the presidentâs new national security adviser, and Samantha Power to the post of ambassador to the United Nations, represents a major shake-up of President Obamaâs security team. Senator Ron Johnson, Republican of Wisconsin, and Gen. Michael V. Hayden, former director of both the Central Intelligence Agency and the N.S.A., will talk about what the changes mean for the presidentâs second term.
Senator Kelly Ayotte, Republican of New Hampshire, and Senator Kristen E. Gillibrand, Democrat of New York, both members of the Armed Services Committee, are planning to lead the charge on addressing sexual assault in the military. They will appear on CBSâs âFace the Nationâ on Sunday, along with Representative Jackie Speier, Democrat of California, who is proposing legislation in the House that would attempt to tackle the issueâs severity. Representative Michael McCaul, Republican of Texas and the chairman of the Homeland Security Committee, will join Representative Elijah E. Cummings, Democrat of Maryland and a member of the Oversight and Government Reform Committee, to weigh in on the surveillance programs and new accusations of abuse within the Internal Revenue Service.
NBCâs Meet the Press will not air this week.
Univisionâs Al Punto will focus on the immigration legislation that will soon be debated in the Senate. The majority, leader,Senator Harry Reid, Democrat of Nevada, Senator Marco Rubio, Republican of Florida, and Mr. McCain will all stop by to outline what lies ahead for the bill.
Mr. Reid and Mr. Rubio will also be on Telemundoâs âEnfoqueâ discussing the same thing.
 Senator Joe Manchin III, Democrat of West Virginia, will talk about immigration and gun control on Bloombergâs âPolitical Capital.â Also on Bloomberg, âCapitol Gainsâ will feature Stewart Baker, former general counsel for the N.S.A.
C-SPANâs âNewsmakersâ will feature Senator Debbie Stabenow, Democrat of Michigan and the chairman of the Agriculture Committee, who will discuss her efforts to pass a farm bill in the Senate.