Donald Trump was expected to testify Wednesday in the New York attorney general's probe into the financial dealings of the former president and his business. WSJ’s Corinne Ramey explains what to know about the investigation. Photo illustration: Laura Kammermann More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com Visit the WSJ Video Center: https://wsj.com/video On Facebook: https://www.facebook.com/pg/wsj/videos/ On Twitter: https://twitter.com/WSJ On Snapchat: https://on.wsj.com/2ratjSM #Trump #TrumpInvestigation #WSJ