Definitely time to get a swivel head, check your perimeter, your 6 o clock, profile all people you have to cross course with with known facts of how to spot a Muslim.
There “may” be truly innocent peaceful Muslims.
I say “may” sardonically if nothing else, for now I am treating ALL Muslims as a walking potential to explode like an old container of nitroglycerin.
There's another name for them; they're called apostates.