Obama, Xi agree on climate but clash on rights, islands

US President Barack Obama and China's Xi Jinping vowed to fight global warming and halt commercial cyber-theft on Friday, but exchanged sharp words on human rights and territorial disputes. At an extraordinary joint news conference, Obama chided China on its treatment of dissidents and insisted hacking attacks on US firms must stop, even as he thanked Xi for his commitment on climate change. This achievement was all the more remarkable given the tensions between the rival great powers over indus