The Pager Plot – For the first time, ex-Mossad agents who led the exploding pager and walkie-talkie plot against Hezbollah, which garnered worldwide attention in September, detail their 10-year undercover op in an interview with correspondent Lesley Stahl. Meeting in Israel, the agents, who recently retired from service, share never-before-known details that caught Hezbollah fighters by surprise and ultimately spurred change across the region from Lebanon to Syria to Iran. Shachar Bar-On is the producer.

The Iron River – With an estimated 200,000 to half a million U.S. firearms smuggled into Mexico each year through what's known as "the Iron River," correspondent Sharyn Alfonsireports on Mexico's legal battle against American gun manufacturers and dealers and the efforts to curb gun trafficking to the cartels. Katie Kerbstat is the producer.

Joy to the World – At 25, with a powerful voice heralded as a once-in-a-generation talent, jazz vocalist Samara Joy is already making her mark in a genre that was last popular over 50 years ago. Correspondent Bill Whitaker caught up with Joy on her Christmas tour where she was joined by her family, a gospel dynasty. 60 MINUTES has a front row seat as the GRAMMY winner puts her own spin on the jazz classics. Heather Abbott and LaCrai Mitchell Scott are the producers.

What Will Mitch Do? – Now that President Donald Trump has retaken the White House and is shaking up Washington with an onslaught of executive orders and controversial nominees for his Cabinet, correspondent Lesley Stahl profiles the longest-serving Senate party leader, Mitch McConnell, on his life, legacy and what he will do next since stepping down from Senate leadership. Stahl meets McConnell in his office and interviews him, as well as his biographer, Michael Tackett, about the Senator's upbringing and impact on American life, his contentious relationship with Mr. Trump and how he plans to stand up for what he believes is right. 

Robert Lighthizer – Tariffs were a signature of President Trump's campaign and are now part of his economic agenda promising to protect American trade and recover manufacturing jobs.  Correspondent Scott Pelley interviews Robert Lighthizer, the top trade negotiator during Trump's first term who continues to be an informal advisor and confidant of the President.  Lighthizer is a strong advocate for tariffs believing they will not only usher in a manufacturing renaissance but that they will protect critical U.S. national security interests. Economists are skeptical about Trump's tariff proposals arguing they will lead to higher costs for companies and consumers. 

A Psychedelic Journey – Last year, the Veterans Administration announced it would begin funding clinical trials to explore the use of psychedelic drugs for treating post-traumatic stress disorder, depression, and addiction. However, these trials are small, and even if successful, it will likely be years before veterans can access psychedelics at the VA. Many U.S. veterans struggling with PTSD aren't waiting. Thousands of veterans are traveling overseas seeking relief at psychedelic retreats where these substances are legal to use, mostly in indigenous ceremonies. Correspondent Anderson Cooperfollows nine veterans on a psychedelic journey to the west coast of Mexico, where they hope to find healing.