After years of tough rules on liquids and footwear, US air travel may be on the cusp of a new era

NEW YORK – When limits on liquids were introduced at TSA checkpoints across the country in 2006, bins overflowed with bottled water, toothpaste, shaving cream and so much more. Nearly two decades later, travelers are much more accustomed to the “3-1-… [7283 chars]