@CNN: A team of forensic experts has made its first visit to a suspected mass grave site near Raqqa, Syria, where the remains of executed US hostages may be located, defense officials say https://t.co/JwvXNYW2oe

@CNN: A team of forensic experts has made its first visit to a suspected mass grave site near Raqqa, Syria, where the remains of executed US hostages may be located, defense officials say https://t.co/JwvXNYW2oe