hello. welcome to bbc news. i m mark lowen. we are coming to live from southern israel, overlooking gaza, where israel, overlooking gaza, where israel says it will provide proof that the group which it calls a terrorist group, mac, has been operating what it calls an operational command centre inside shifa hospital, the largest hospital in gaza, where israeli troops have been conducting a military operation. hamas has repeatedly denied the allegations. president biden says the us has asked israel to be incredibly careful, as its military operation at al shifa hospital, which began yesterday, continues. the one thing that s been established is that hamas does have a headquarters, weapons, material, below this hospital, and i suspect others. our correspondent lucy williamson has been with the idf at al shifa hospital. they say they will continue to provide photographic and video proof of what they say hamas is operating there. she spoke to us from jerusalem. israel is really co
intensifying climate change and sand dredging. downstream communities living on the region s largest lake, the tonle sap in cambodia, are reporting a decline in fish stocks by more than 80% over the past twenty years. 0ur asia pacific correspondent, laura bicker, is in cambodia to ask if the mighty mekong can be saved. a world of water, once renowned for an abundance of fish. in recent years, thousands like this man have been asking where are they? translation: the been asking where are they? translation: been asking where are they? translation: , , ., , translation: the past few years, there is less translation: the past few years, there is less and translation: the past few years, there is less and less translation: the past few years, there is less and less water - translation: the past few years, there is less and less water and - there is less and less water and fewer and fewer fish. now, there is less and less water and fewer and fewerfish. now, we have children