Nothing was done that was breaking any campaihgn financing laws...Dershowitz has always been a liberal Democrat and he voted for Hillary. But he is not a leftist. A lot of his critics are Jew haters. Dershowitz was the leading law professor at Harvard and in the USA; he recently retired. His legal advice is solid traditional American law.
There were no campaign funds given to the porn star and it was a personal expenditure that had nothing to do with Russia or anything else about the campaign. The last that I heard the porn star was appearing at a strip joint in Columbus, Ohio.
Big concern would be if the dems reagain house/senate, as they would vote to impeach and ride Trump out on a rail, regardless if guilty of ANY crimes!