travel December 2, 2020 3:11 pm US Changes Definition of Service Animals Allowed on Planes The Department of Transportation issued a new rule Wednesday that when it comes to air travel, only dogs can be considered service animals. US & World Videos 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:36 O.J. Simpson's cause of death revealed 2:03 Does Shakira still believe in love following Gerard Piqué split?