U.S. President Trump welcomed Chinese President Xi Jinping on Wednesday for a state visit that is expected to include talk of artificial intelligence, Iran and more. Key points and original sources are listed below.

• U.S. President Donald Trump welcomed Chinese President Xi Jinping to Washington on Wednesday for a three-day visit where the superpowers' tensions over trade, technology and Tehran will play out against a backdrop of pomp and ceremony.S1

• President Trump welcomed Chinese President Xi Jinping on Wednesday for a state visit that is expected to include talk of artificial intelligence, Iran and more. Nancy Cordes reports.S2