EXCLUSIVE: GM CEO Mary Barra to attend Trump's state dinner for Xi, sources say ↧ ↧ EXCLUSIVE: GM CEO Mary Barra to attend Trump's state dinner for Xi,... General Motors CEO Mary Barra is ‌expected to attend US President Donald Trump's state dinner at the White House on Thursday for Chinese President Xi Jinping, two sources familiar with ​the matter said, as US automakers warn against allowing Chinese ​manufacturers into the market, while Trump signals he may ⁠be open to it.