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Programming notes

*** Wednesday’s “The Daily Rundown” line-up: NBC’s Pete Williams and House Homeland Security Committee Chairman Mike McCaul (R-TX) on the latest intelligence and questions out of Boston… A Deep Dive into Tuesday’s U.S. Senate primary election in Massachusetts with the Boston Globe’s Frank Phillips… Plus Politico’s Anna Palmer, Democratic strategist Mike Feldman and Nathan Gonzales of the Rothenberg Political Report and Roll Call join the Gaggle.

*** Wednesday’s “Jansing & Co.” line-up: MSNBC’s Chris Jansing interviews Rep. Peter King, The New York Times’ Nicholas Confessore, The Grio’s Perry Bacon,  NBC News Terrorism Analyst Evan Kohlmann, Dr. Zuhdi Jasser – author of “A Battle for the Soul of Islam”, Democratic strategist Chris Kofinis, Republican strategist David Winston, JJ Ramberg – host of “Your Business” on MSNBC.

*** Wednesday's “MSNBC Live with Thomas Roberts” line-up: MSNBC’s Thomas Roberts interviews Sen. Angus King (I-ME) on what he’s learning from the FBI on the Boston Bombing Investigation... “No Labels” Co-Founder Mark McKinnon joins to discuss former President George W. Bush’s Presidential Library and his legacy...  Today’s Power Panel includes: The Dallas Morning News’ Wayne Slater, Democratic Strategist Ann Lewis and Republican Strategist Hogan Gidley. 

*** Wednesday’s “NOW with Alex Wagner” line-up: Alex Wagner’s guests include Bloomberg View’s Josh Barro, Politico’s Maggie Haberman, and Deputy NYC Mayor Howard Wolfson.

*** Wednesday’s “Andrea Mitchell Reports” line-up: NBC’s Andrea Mitchell interviews NBC’s Pete Williams, Rep. Dutch Ruppersberg (D-MD), Sen. Amy Klobuchar (D-MN), Islamic Society of Boston Mosques spokesperson Yusufi Vali, Fmr. State Department Coordinator for Counterterrorism Daniel Benjamin and the Washington Post’s Chris Cillizza.

*** Wednesday’s “News Nation with Tamron Hall” line-up: MSNBC’s Tamron Hall interviews Bloomberg View columnist Jonathan Alter, American Urban Radio’s April Ryan, and Rep. Raul Grijalva (D-AZ).