Two military aircraft reportedly down in one day, should that worry me?

One day is a pretty thin slice of data. First check whether both reports are confirmed and what “down” means in each case. Then you’d want to compare incident rates over time, ideally accounting for how many aircraft are flying and what kinds of missions they’re doing. Two events close together can look striking without showing a shared cause.

I’d keep an eye on it, but I wouldn’t jump to a pattern from the date alone. If investigators later identify similar causes, or there are several incidents over a longer stretch, that would be more meaningful than two headlines landing on the same day.

Could also be a reporting effect. Military aviation incidents don’t always get noticed at the same time, and early reports can use vague wording before details are confirmed. I’d wait for reliable updates on what actually happened in each case before drawing a connection.