My account had its rank reset?????

I’ve been grinding halo for the past day and a half On fire fight I got up to General I was almost done with general and out of nowhere I was a reset to recruit for no reason I don’t understand what happened am I not allowed to grind??? Seriously was I making too much experience I don’t know what the hell happened please help 343 i’ve been working hard to rank up! It’s double experience weekend please help I’m trying to rank up! I still have all my experience it just reset my rank so I have to go through the whole process again???

look closely at your rank backplate, does it have swords? if so then you just prestiged. youre not reset, youre just on your next tour.