NRA leader Wayne LaPierre says he faced an unprecedented “security threat” in the wake of bloody rampages at Sandy Hook Elementary in Connecticut and a Parkland, Florida, high school — and had to seek refuge aboard his Hollywood producer friend’s 108-foot yacht. In a chutzpah-rich deposition, the politically powerful gun rights advocate said the fancy vessel christened “The Illusion” was one of the few places he felt safe from the national outrage that erupted after the slaughter of innocent children with military-grade firearms. “They simply let me use it as a security retreat because they kn...