A demonstrator sitting inside a tractor is surrounded by police officers during a protest outside the National Assembly building in Seoul, South Korea, on Friday, Dec. 9, 2016. South Korean President Park Geun-hye was impeached by parliament Friday over an influence-peddling scandal that has shaken Asia's fourth-largest economy and fueled public anger over ties between lawmakers and businesses. Photographer: SeongJoon Cho/Bloomberg via Getty Images