Trump: I'm actually the Chief Law Enforcement Officer; Trump commutes Blagojevich's sentence after seeing his wife argue his case on Fox; Judge to sentence Trump confidante Roger Stone Thursday as Trump demands new trial; Federal judges hold emergency meeting amid questions about DOJ; Bloomberg, Sanders trade attacks ahead of Nevada debate; Sanders campaign hits Bloomberg for supporting entitlements cuts in 2012; Experts downplay odds of coronavirus spreading in U.S. despite 73,000+ cases worldwide, no vaccine;