"The fact that we're protected under that Constitution in exercising the right of free speech, it's a wonderful thing. You've got to come from somewhere else to realize how valuable it is." ~ Pat Oliphant, Pulitzer Prize-winning editorial cartoonist In 2014, a Missouri federal judge ruled that drivers have a First Amendment right of free speech to flash their headlights and warn other drivers of nearby police or radar use. Q: What were the facts that led to this ruling?