What is going on

sara

Last night at 10:30pm I went to the bathroom and wiped and got this supper light spotting only noticeable when I wiped athen today nothing except for dull cramps and light headache so what ever it was it only lasted a few hours picture is from last night I took a test on the 14th of November because my period didn't come it was negative and so I didn't think much more about it but then this happened last night should I retest