The Minneapolis NAACP sued the city of Minneapolis Wednesday over allegations that police officers used phony social media accounts to spy on activists without a legitimate public safety purpose. Ya Ya the giant panda landed Thursday in Shanghai after departing from the Memphis Zoo in Tennessee, where she spent the past 20 years on loan. U.S. cigarette smoking dropped to another all-time low last year, with 1 in 9 adults saying they were current smokers, according to government survey data released Thursday. Meanwhile, electronic cigarette use rose, to about 1 in 17 adults.