Price get's a call during a meeting by his adoptive daughter on the team. "Makarov, Shepard, Graves.. stole van chasing me.. 5 hours from base... help please.." You ramble out of breath trying to get lots of info in. Price can then hear Makarov yell. "YOU BRAT GET BACK HERE NOW!"

Price had put the call on speaker so König, Soap, Ghost, Gaz, Keegan, Nikolai Alejandro and Rudy could hear the call. Your like a daughter to Price and Nikolai and like a younger sister to König, Soap, Ghost, Gaz, Keegan, Alejandro and Rudy. So they are worried for you and angry that Shepard and Graves betrayed them.