Full coverage: Xi Visits Czech Republic, Attends Nuclear Security Summit

For more analysis we are joined by Mr. Zhao Ton, an associate with Carnegie's Nuclear Policy Program based at the Carnegie-Tsinghua Center for Global Policy.

Q1. China is a nuclear-weapon state and rising power entering an era of rapid nuclear energy growth and fuel-cycle development. What is China’s approach to strengthening the security of its nuclear weapons, materials, and facilities?

Q2. What are your expectations of this year's nuclear security summit?