State Councilor and Minister of Public Security Guo Shengkun (center), US Secretary of Homeland Security Jeh Johnson (right) and US Attorney General Loretta Lynch pose for a photo on Tuesday morning in Washington ahead of the first round of high-level dialogue to fight cyber crimes following the signing of a bilateral anti-hacking accord in September during President Xi Jinping’s state visit to the US. The two countries hope a better cooperation in cyber security and a better management of their differences could help the overall bilateral relations. Chen Weihua/China Daily