[PghBaldy]

My guess were:
1. Aliens have been found
2. Biden or Obama is resigning
3. Osama is dead

It wasn’t my first guess, but it is the most reasonable, and now apparently confirmed. Anything else can wait. This would be the biggest news of the decade, IMO,

[Greysard]

My guess were:

1. Aliens have been found
2. Biden or Obama is resigning
3. Osama is dead

How about this:

2.5: The USA defaults on all its debts.