behind. still, u.s. officials have maintained there is intelligence hamas was acting from within the complex. one big question is what does the operation do for hostage negotiations? a number of outlets are reporting a deal could be close at hand to release dozens of women and children. joining us now from tel aviv is nbc news foreign correspondent raf sanchez. raf, it s good to have you. let me ask you about al shifa hospital, the israelis have said they believe hamas is operating below the hospital. they have intelligence pointing to that. the u.s. says they have intelligence pointing to that as well. has the evidence they have produced so far backed that up? reporter: katy, literally in the last couple of minutes, the israeli military has released what it says is a video showing a tunnel shaft opening on the grounds of al shifa hospital. now, nbc news has not independently verified that. but israel is pointing to what it says is a tunnel opening as proof of its broader c