Bad news today at my first ultrasound sound

Ok so you guys no how when your in a first couple of weeks you may get to hear the little heart beat in the little bean ok mines today was not a bean it was like a ball in they was kind of worried then they asked me do twins run in my family but .......it look like the let were stuck together I'm praying everything is alright have anyone every had this happen to them before anyone no what's going on .?