There are many signs but the two main ones for me are
When they preface their statement with "I hate trump, I don't fukk with trump but" then proceeds to defend him
When they are always too eager to deflect criticism of trump with Biden/dem whataboutism
Add on
When they preface their statement with "I hate trump, I don't fukk with trump but" then proceeds to defend him
When they are always too eager to deflect criticism of trump with Biden/dem whataboutism
Add on