By Matt Patterson Staff Writer mpatterson@oklahoman.comMemorial Day weekend is still days away, but the summer travel crunch, aggravated by Transportation Security Administration budget cuts and ever tightening security, already is bubbling up at Will Rogers World Airport. On Tuesday morning, a lengthy line by Will Rogers standards snaked outside the TSA checkpoint area, eliciting at least one “whoa” from a man who walked into the terminal in a hurry to catch a flight. At airports across the country, the screening process is taking longer — sometimes much, much longer — and Oklahoma City is not immune. “It's really going to require a mindset change,” airport spokeswoman Karen Carney said.