Smoke rises from Tiananmen Square in Beijing on Oct. 28, when three Uighurs, a mostly Muslim ethnic minority, drove a jeep into a crowd there, killing two tourists. The people inside the car died as well, after they set their vehicle on fire. STR/Reuters/Landov hide caption

itoggle caption STR/Reuters/Landov

Foster worked as a sociology professor at Guangdong University of Foreign Studies in southern China for a total of five years before he was charged with theft and sent to jail. Courtesy of Stuart Foster hide caption

itoggle caption Courtesy of Stuart Foster

Chinese mourners placed flowers and lit candles at the scene of an attack last week that killed 39 people in the northwestern Chinese city of Urumqi. When people used social media to call for a protest, authorities tried to break up the gathering. Frank Langfitt/NPR hide caption

itoggle caption Frank Langfitt/NPR

Among other courses, the China Executive Leadership Academy in Shanghai teaches public relations to government officials, including mock TV shows and mock press conferences. NPR's Frank Langfitt took this photo from a control room, because the presence of a foreign reporter in class rattled some of the participants. Frank Langfitt/NPR hide caption

itoggle caption Frank Langfitt/NPR

After failed attempts with Chinese surrogates, Tony Jiang and his wife now have three children, thanks to an American surrogate. Aly Song/Reuters/Landov hide caption

itoggle caption Aly Song/Reuters/Landov

The Shanghai government has banned the use of taxi-booking apps such as Kuaidi Dache during rush hour. Here, a Shanghai resident displays the app on his smartphone in Shanghai, on Jan. 23. Imagine China/Corbis hide caption

itoggle caption Imagine China/Corbis