Now Playing: Dog helps guide adorable lamb across a creek
Now Playing: Dog rings bell after spotting bears in pool
Now Playing: Race to evacuate Kabul intensifies
Now Playing: Biden provides updates on evacuations from Kabul
Now Playing: ‘I was wrong’ to boost U.S. troops to build Afghan army: Fmr. Joint Chiefs chair
Now Playing: US evacuations underway, conditions deteriorating outside Kabul airport
Now Playing: President Biden ‘isn’t taking responsibility’ for Afghanistan chaos: Terry Moran
Now Playing: Lloyd Austin defends administration’s handling of situation in Afghanistan
Now Playing: Mounting pressure on Biden administration for evacuation efforts in Afghanistan
Now Playing: Security concerns at Kabul airport as Americans and Afghans try to evacuate
Now Playing: US should be doing ‘everything possible’ to evacuate Americans safely: Ernst
Now Playing: ‘Nobody predicted’ Afghan government would fall in 11 days: Defense Sec. Austin
Now Playing: Americans warned to avoid Kabul airport unless specifically instructed
Now Playing: Hurricane Grace slams Mexico with heavy rain
Now Playing: President Joe Biden talks strategy as situation in Afghanistan remains dire
Now Playing: Look into Prince Harry and Meghan Markle’s new life
Now Playing: Biden criticized over US troop withdrawal from Afghanistan
Now Playing: Marine helps translator escape Afghanistan with family after weeklong push
Now Playing: ABC News Live Prime: Friday, August 20, 2021
Free America Network Articles