Ex-White House Counsel Don McGahn Agrees To Testify In Trump Probe

After a two-year standoff, McGahn has agreed to a closed-door meeting with the House Judiciary Committee. Lawmakers have been eager to hear from him since the Mueller investigation. McGahn is expected to provide key testimony regarding former President Trump's alleged attempts to interfere with the investigation.

What was the duration of the standoff before the talk occurred?

What allegations are associated with former President Trump in relation to the probe?