Pres. Trump Adopts More Defiant Tone On Racist Tweets; Pres. Trump Praises Crowd At Rally That Chanted "Send Her Back"; 2020 Contender Castro On Debates And Taking On Pres. Trump; Pres. Trump Re-Embraces Racist Views Toward Congresswomen; Castro Looks For Next Breakout Moment In Democratic Field; Pres. Trump Flip-Flops On Rally Regrets; Political Fallout From Pres. Trump's Rally; Pres. Trump Denies Ivanka Got Him To Change Course On Racist Chant; Pres. Trump Says Melania And Ivanka Didn't Advise Him; CNN Exclusive: New Information From A Private Investigator Who Says Jeffrey Epstein's Victims Were Harassed, Intimidated; Investigator Tracked Epstein For More Than A Decade; New Information After A Ten-Year Probe; Investigator Shares Details Of Epstein's Alleged Crimes; Pres. Trump Renews Attacks On Democratic Congresswomen via Knit