Khalid had grown up in the Chatila refugee camp in Lebanon with several other of his fellow fedayeen, even playing on the same football team as some of them and was described as 'soccer mad'.
كان خالد قد نشأ في مخيم شاتيلا للاجئين في لبنان مع العديد من زملائه من الفدائيين بل كان يلعب في نفس فريق كرة القدم وبعضهم وصفه بأنه مجنون كرة قدم.