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Programming notes

*** Friday’s “The Daily Rundown” line-up with guest host Luke Russert: NBC’s Pete Williams with more on ricin and Holder… NBC’s Kristen Welker on the president’s student loan push today… Rep. Luke Messer (R-IN), GOP freshman class president,  on students loans, the debt and more… One of us (!!!) with a round-up of this week’s 2016 developments… Kevin Cullen of the Boston Globe on the upcoming start of Whitey Bulger’s trial in Boston… Plus the New York Times’ Jackie Calmes, former Congressional Black Caucus executive director Angela Rye and former Bush 43 political director Sara Fagen join the Gaggle.

*** Friday’s “Jansing & Co.” line-up: President Obama live event at 10:20am on Student Loans,  Rep. Van Hollen on Student Loan fight in Congress,  Ruth Marcus/The Washington Post and Reid Wilson/National Journal on Eric Holder under fire,  Rep. Luis Gutierrez on Immigration, Chris Kofinis and Matt Schlapp on new poll on Hillary Clinton and Joe Biden in 2016 and Dr. Louis Ucceline/Director of The National Weather Service on the start of Hurricane Season on Saturday

*** Friday’s “MSNBC Live with Thomas Roberts” line-up: MSNBC’s Thomas Roberts interviews Rep. Adam Schiff (D-CA) and Fmr. FBI Special Agent Don Clark on the hunt for the ricin mailings suspect.  Fmr. Biden Economic Adviser Jared Bernstein will discuss the political battle over student loans.  Judith Kaye and Kathleen DeCataldo of the NY Judicial Commission on Justice for Children join to talk about a new report on the school to prison pipeline.  And Today’s Agenda Panel includes:  Voto Latino’s Maria Teresa Kumar, The New Republic’s Alec MacGillis and MSNBC.com Managing Editor Dafna Linzer. 

*** Friday’s “NOW with Alex Wagner” line-up: Alex Wagner’s guests include Mother Jones’ David Corn, MSNBC’s Melissa Harris Perry, Slate’s Jacob Weisberg, and Bloomberg Businessweek’s Josh Green.

*** Friday’s “Andrea Mitchell Reports” line-up: NBC’s Andrea Mitchell interviews Rep. Karen Bass (D-CA), Ambassador Dennis Ross, Cosmopolitan Magazine Editor-in-Chief Joanna Coles , Financial Times’ Assistant Editor Gillian Tett, USA Today’s Susan Page and The Washington Post’s Chris Cillizza, Nia Malika Henderson and Ellen Nakashima.

*** Friday’s “News Nation with Tamron Hall” line-up: MSNBC’s Craig Melvin, filling in for Tamron Hall, interviews the Chicago Sun-Times Lynn Sweet, USA Today columnist Raul Reyes, Franklin Institute chief astronomer Derrick Pitts, and The Daily Beast’s Michael Moynihan.

*** Saturday's and Sunday's "Weekends with Alex Witt": As part of her weekly "Office Politics" series, MSNBC's Alex Witt interviews NBC's Natalie Morales.