DL JV's (joint venture; aka skyteam partners) out a very large percentage of their international flying. And it's not hard to have widebodies do some domestic flying.

IF this goes down as you suggest, there wouldn't be a large number of over 65 pilots before ICAO changed the age.

However, the threat by GOP Senators to grind things to a halt if the Mayorkas impeachment is tabled is growing. https://www.foxnews.com/politics/gop...eachment-trial
Should the impeachment get tabled, I can't see a path for any legislation to move forward.