put out 3 package today. seen no queens all the cage were open, but i did see this before i open the package here is a pic.????? (http://www.imagestation.com/picture/sraid166/pcb1078a88f6a4bab108e5c550d594782/f4575dea.jpg)
Did you check the comb they had built for eggs? If the queens where released, they might have started to lay.
I doubt they would lay eggs inside a cage. THey have no acces to pollen in their and all brood (exept queens...if any) would die of starvation.