Sunday's Headlines: Dallas gunman studied ‘shoot and move’ tactics, black nationalism

Black Lives Matter activist arrested in Baton Rouge; A movement born on social media faces a tough challenge ; The burning question in Dallas: Why here?; White America's biggest nightmare: Black men who violently sow disillusionment;   The morning's most important stories, selected by Post editors   Top Stories Handout / Reuters Dallas gunman studied 'shoot and move' tactics, black nationalism Although Micah Xavier Johnson expressed interest in one black nationalist group, acquaintances said, he never joined armed gatherings. Older activists now wonder whether they could have swayed the "nice young man" from his bloody path if they had known his intentions. By Kevin Sullivan, Abigail Hauslohner and Keith L. Alexander  •  Read more » Black Lives Matter activist arrested in Baton Rouge In a text message from within police custody, DeRay McKesson said he and 33 others were detained together, wrists tied. No word was available on charges. By Wesley Lowery  •  Read more »   A movement born on social media faces a tough challenge Black Lives Matter started with a hashtag three years ago, and since then it has increased awareness of police killings of black people and led to reforms in how police behavior is monitored. Even as activists mourn, they vow to continue. By Krissah Thompson and Robert Samuels  •  Read more »   The burning question in Dallas: Why here? The Dallas police department has overcome a dark history of brutality against minorities. Civil rights activists, national police leaders and city officials say it is a model of the very reforms sought by the Black Lives Matter movement. By Wesley Lowery  •  Read more »   White America's biggest nightmare: Black men who violently sow disillusionment America witnessed the aggrieved black man in the form of Micah Xavier Johnson, the 25-year-old former soldier who went on a murderous rampage targeting white officers, as he admitted to police negotiators. By Kevin B. Blackistone  •  Read more »   ADVERTISEMENT   Opinions   Obama sent these 28 people home from prison early. Then what happened? By Julie Tate and Chris Rukan  •  Read more »   Donald Trump is wrong about Saddam Hussein By Editorial Board  •  Read more »   I'm a Jew who has worked with Donald Trump for years. He's no anti-Semite. By Jason Greenblatt  •  Read more »   Roger Ailes opts for cowardice in face of Gretchen Carlson's suit By Erik Wemple  •  Read more »   It's easy to despair after the past week. But there is reason for hope. By Editorial Board  •  Read more » ADVERTISEMENT   More News   In email probe, echoes of another time prosecutors weighed charging Hillary Clinton with a crime Records show how the 1990s Whitewater probe focused on her work as a lawyer before the case was dropped. By Rosalind S. Helderman  •  Read more » Trump is seriously considering a retired Army general for vice president Lt. Gen. Michael T. Flynn is a registered Democrat, but he is a fierce critic of President Obama and has been a policy adviser to the presumptive GOP presidential nominee. By Robert Costa  •  Read more » The NRA's internal revolt over Philando Castile People claiming to be lifelong members of the NRA challenged the group's stance on gun rights after the organization appeared to drag its feet in addressing the police-involved shooting in Minnesota of Philando Castile, who legally owned a gun. By Brian Fung  •  Read more » War reporter was tracked, targeted and killed by Assad's forces, family says Marie Colvin, a correspondent for London's Sunday Times, died under shelling in Homs, Syria, in 2012, and a lawsuit is seeking redress for her killing. By Dana Priest  •  Read more » A mysterious syndrome impairs astronauts' sight It affects 80 percent of astronauts on long-duration missions in space, and it could interfere with plans for future crewed space missions, including any trips to Mars. By Shayla Love  •  Read more » UFC 200: Lesnar wins comeback match, Nunes and Cormier notch victories Brock Lesnar's return and Amanda Nunes's quick and decisive victory over Miesha Tate highlighted the the night in Las Vegas. By Marissa Payne  •  Read more » 'El Chapo' Guzmán's prison conditions 'practically torture', his attorney says As the Mexican drug lord's extradition process plays out, he waits in a cell where lights are on around the clock and prison guards regularly rouse him from sleep, his lawyer says. "He's a victim of cruel and inhumane treatment." By Joshua Partlow  •  Read more » After investigation, Navy lowers ‘American Sniper’ Chris Kyle’s medal count The Navy has corrected the famed SEAL's record, indicating that he earned one Silver Star instead of his previously claimed two, a Navy spokeswoman said. By Thomas Gibbons-Neff  •  Read more » A pioneer’s not-so-simple comeback He never traded art for laundry detergent. But Sam Gilliam did have to find his way back. By Geoff Edgers  •  Read more » He murdered his mentor. Why? Dave DiPaolo killed his frequent climbing partner Geoff Farrar in 2013 in what became known as the Billy Goat Trail killing. By Ken Otterbourg  •  Read more » They took advice from Aziz Ansari According to the actor/comedian, the first post-date text is critical. Is he right? By Amanda McGrath  •  Read more »         Share Today's Headlines:       Twitter      Facebook Trouble reading? Click here to view in your browser. You received this email because you are signed up for Headlines. For additional free newsletters or to manage your newsletters, click here. We respect your privacy. If you believe that this email has been sent to you in error or you no longer wish to receive email from The Washington Post, click here. Contact us for help. ©2016 The Washington Post, 1301 K St NW, Washington DC 20071