english: So these planes have SIM cards just like your cell phone does, and they're communicating over the cell network to tell us where they are and how they're doing at all times.
non_english: Ovi avioni imaju SIM kartice, baš kao što ih i vaši telefoni imaju, a komuniciraju putem mobilne mreže kako bi nas sve vreme  obaveštavali gde su i šta rade.