Early Menstruation Is There Even The Slightest Possibility That One Can Have Menstruation While In Early Pregnancy?

Is there even the slightest possibility that one can have menstruation while in early pregnancy? - early menstruation

One week after the absence of menstrual bleeding, pain in the breasts similar to that experienced occurs before menstruation. Always a regular cycle. Took morning after pill before, the rules before. Could it be by tender breast is happening early in the cycle? I refer to the time of ovulation right now!