On Tuesday’s NewsHour…

BY newsdesk  January 25, 2011 at 5:29 PM EST

STATE OF THE UNION | At the midpoint of his term, President Obama is expected to emphasize bipartisanship to address critical issues, including the economy and federal spending, as he reaches out to a Republican-dominated House of Representatives in his State of the Union address Tuesday night. Congressional correspondent Kwame Holman has a preview.

NEWSMAKER INTERVIEW | Gwen Ifill talks to White House Press Secretary Robert Gibbs about the message the president hopes to convey to Congress and the American people in his State of the Union address.

BIPARTISAN COOPERATION | Judy Woodruff gets perspectives from two Illinois senators — Democrat and majority whip Dick Durbin and newly-elected Republican Mark Kirk.

SHIELDS AND GERSON | Jim Lehrer previews the politics surrounding Tuesday’s State of the Union address with syndicated columnist Mark Shields and Washington Post columnist Michael Gerson, from the seating chart to the Republican response.

LEBANON UNREST | The announcement of a Hezbollah-backed prime minister touched off protests in Lebanon, which has experienced political turmoil after its unity government collapsed. Margaret Warner takes a closer look at the political landscape with guests Mark Perry, an author and foreign policy analyst, and Andrew Tabler of the Washington Institute for Near East Policy.

HISTORY OF CANCER | Health correspondent Betty Ann Bowser talks to Siddartha Mukherjee, author of “The Emperor of All Maladies: A Biography of Cancer,” a history of the search for ways to treat cancer and how it has been perceived.

Jim Lehrer and Gwen Ifill anchor Tuesday night’s program. Hari Sreenivasan will have the day’s other top headlines and a look at features on our website. And we’ll have full live coverage of tonight’s State of the Union both on-air and online.

We hope you’ll join us.