President Donald Trump "knew exactly what was going on" in Ukraine. That's according to Rudy Giuliani's associate Lev Parnas. But how credible are his claims? In Russia, the prime minister and his entire cabinet resigned. The dramatic move came shortly after President Vladimir Putin proposed sweeping constitutional changes. Many see the shakeup as Putin's doing. We also get an inside view from China of the newly signed "Phase One" trade deal. What are Chinese officials telling people about the deal?