"A two-hundred-year-old code devised by Thomas Jefferson becomes the key to a present-day conspiracy at the highest levels of Washington and the power elite of Palm Beach"--Provided by the publisher.

"Everyone knows the story of Abraham Lincoln's assassination in 1865, but few are aware of the original conspiracy to kill him four years earlier in 1861, literally on his way to Washington, D.C., for his first inauguration. The conspirators were part of a pro-Southern secret society that didn't want an antislavery President in the White House. They planned an elaborate scheme to assassinate the brand new President in Baltimore as Lincoln's inauguration...

An assassination is planned, but who is the intended victim? Members of the powerful Rashid family plan revenge in a plot worthy of both their British and Arab heritages. This sparks the latest adventure of clandestine operatives Sean Dillon, Blake Johnson, and Hannah Bernstein.

This program examines Samuel Byck's elaborate 1974 plot to kill former President Richard Nixon by hijacking a commercial airliner and crashing it into the White House. Although Byck's plan ultimately collapsed, on February 22, 1974, the failed assassin caused mayhem and terror for the people aboard Delta Flight 523, and, in the process, took the lives of two innocent people.

"Carol Leonnig has been covering the Secret Service for The Washington Post for most of the last decade, bringing to light the gaffes and scandals that plague the agency today--from a toxic work culture to outdated equipment and training to the deep resentment among the ranks with the agency's leadership. But the Secret Service wasn't always so troubled. The Secret Service was born in 1865, in the wake of the assassination of Abraham Lincoln, but...

"Dr. Janet Watson and covert agent Sara Holmes ... continue their dangerous investigation into the new American Civil War with the help of fresh allies, advanced technology, and brilliant deduction ... It's been two months since Dr. Janet Watson accepted an offer from Georgetown University Hospital. The training for her new high-tech arm is taking longer than expected, however, leaving her in limbo. Meanwhile, her brilliant friend and compatriot,...

U.S. president Ashton is in Salamanca, Spain to announce plans for a major global summit on terrorism. As he stands behind the podium in front of a loudly cheering crowd, he is shot twice. This is followed minutes later by a small explosion and then a massive blast. Secret Service agents Barnes, Taylor, and Holden immediately jump into action, trying to find the terrorists responsible amid all the chaos. First, the events are seen through the eyes...

When there is an assassination attempt on US President Allan Trumbull, his trusted confidant, Secret Service Agent Mike Banning, is wrongfully accused and taken into custody. After escaping from capture, he becomes a man on the run and must evade his own agency and outsmart the FBI in order to find the real threat to the president. Desperate to uncover the truth, Banning turns to unlikely allies to help clear his name, keep his family from harm, and...

"In February 1861 newly elected President Abraham Lincoln set out on a triumphant 2,000 mile cross-country railroad trip that would take him to his inauguration in Washington, D.C. At the same time, a band of fanatic southern Confederate sympathizers decided to stop Lincoln from reaching Washington and taking office. Furious because the new president's desire to end slavery threatened their way of life, they devised a secret plan: Lincoln would be...