The Susan Rice bombshell at least explains why the Democrats won't stop babbling about Russia. They need a false flag to justify using national intelligence agencies to snoop on the Trump team.
Flashing is layered protection. So what is flashing? It's a thin layer of waterproof material that keeps water from getting into places it doesn't belong. (Caulk is fine for filling small gaps around windows and doors, but it shouldn't be confused with flashing.)
GAF- Mastering The Roof (chapter 13) Flashing is used to seal and protects joints in a building from water penetration by direct the flow of water away from these otherwise vulnerable areas. For Flashing to function properly it is important that it is installed correctly.