Politico reports: The congressional Russia investigations are entering a new and more serious phase as lawmakers return from the August recess amid fresh revelations about contacts between the Trump campaign and Russia.

In the coming weeks, both intelligence committees are expected to conduct closed-door interviews with high-ranking members of the Trump campaign, and potential witnesses could include Michael Cohen, Paul Manafort and Donald Trump Jr.

The two panels are also looking at possibly holding public hearings this fall.

In addition, Trump Jr. is set to appear before the Senate Judiciary Committee, which is conducting its own parallel investigation into President Donald Trump and his associates’ alleged ties to Moscow.

The return of the congressional Russia probes also means the return of a phenomenon that has reportedly enraged Trump and caused him to lash out at GOP leaders: constant headlines about the latest incremental developments in these sprawling and unwieldy investigations. [Continue reading…]