By Andreas Rinke and Eduardo Baptista BEIJING (Reuters) – Chinese President Xi Jinping and German Chancellor Olaf Scholz on Friday condemned threats to use atomic weapons in Ukraine, with Scholz warning that Russia risked “crossing a line” in the international community by resorting to nuclear force. In the first visit by a G7 leader to China since the COVID-19 pandemic, Scholz pressed Xi to prevail on Russia to end its invasion of Ukraine, saying Beijing had a responsibility as a major power to do so. Xi agreed that both leaders “jointly oppose the use or threat of use of nuclear weapons” ove…