Former U.S. Vice presidential candidate and Alaska Governor Sarah Palin (R) greets some of the thousands of motorcycle enthusiasts and military veterans participating in 'Rolling Thunder' rally May 29, 2011 in Arlington, Virginia. Although not an official guest, former U.S. Vice presidential candidate and Alaska governor Sarah Palin is expected to participate in today's motorcycle parade from the Pentagon to the National Mall.

New York Police Department tactical police officers stand guard near the New York Stock Exchange on September 9, 2011 in New York City. Officials are stepping up security in New York and Washington D.C. a day after U.S. officials received a credible but unconfirmed terror threat to utilize car bombs on bridges or tunnels in New York or Washington. (Photo by Justin Sullivan/Getty Images)

Seven month old Christine Joy shares her pram with two 5 week old Gunsure Golden Cherry's cocker spaniel pups from Gunsure Kennels in Ashford, Middlesex. 22nd May 1953. (Photo by Fred Morley/Fox Photos)

These hilarious images show dogs enjoying a day out exploring New York’s most iconic tourist hotspots Photographer Mark McQueen captured the canines hanging out near landmarks like the Brooklyn Bridge, on 5th Avenue and Times Square. Here: Take my picture! Apartment dogs in the East Village are always happy to be out for a walk. (Photo by Mark McQueen/Caters News Agency)

A photographer tested the concentration of several pairs of dogs as he captured their reactions to treat time in a series of shots. Christian Vieler, 47, of Waltrop, Germany, has been a professional dog photographer since 2016. He came up with the idea of snapping two dogs catching treats simultaneously. Here: Basset Hounds. (Photo by Vieler Photography/Caters News Agency)

A dog wearing a Captain America costume, walks on a leash at the “Blocao” dog carnival parade in Rio de Janeiro, Brazil, Saturday, February 18, 2023. (Photo by Silvia Izquierdo/AP Photo)

Sweepee Rambo, a Chinese Crested, is presented to judges during the World's Ugliest Dog Competition in Petaluma, California on June 26, 2015. (Photo by Josh Edelson/AFP Photo)

A corgi named Jojo crashes while riding a wave in the medium size dog competition during the 10th annual Petco Unleashed surfing dog contest at Imperial Beach, California August 1, 2015. Proceeds raised at the event go to benefit the San Diego Humane Society. (Photo by Mike Blake/Reuters)