Former Donald Trump lawyer Michael Cohen is expected to face cross-examination Monday, which will mark week four of the ex-president’s first criminal trial. The MAGA hopeful’s former fixer — who is at the center of Trump’s New York hush money scheme — is likely the final key witness to testify before Manhattan District Attorney Alvin Bragg’s prosecution team. On Sunday morning, CNN’s Danny Freeman asked former prosecutor and legal analyst Joey Jackson, “If everything goes right for the prosecution, what is the best-case scenario for Michael Cohen’s testimony?” READ MORE: ‘We knew what he wante…