Laura Loomer, a right-wing activist, provocateur and self-described investigative journalist, reportedly had her media credentials to cover the 2019 Conservative Political Action Conference (CPAC) revoked Saturday after harassing several journalists. Ms. Loomer, 25, shared video of her surrendering a laminated CPAC media badge to a security official shortly before President Trump spoke on the final day of the annual event near Washington, D.C. “CPAC banned me from watching @realdonaldtrump’s speech and revoked my media credentials,” Ms. Loomer said on social media. ~snip~ More recently, Ms. Loomer repeatedly caused scenes at CPAC in the conference’s first couple days. She co-hosted a...