"Forced? I'd bet not. Willing volunters.
That’s how they’ve been described elsewhere - as forced child labor. They get no pay, are not valued beyond their ability to work, and are considered expendable. If any one ‘volunteered’ it was at their parents or orphanage behest to have one less mouth to feed ... there are increasing shortages as Hamas has pretty much run out of money to pay for anything, and its one time backers have pulled out.