this is bbc news. the latest headlines: australia and new zealand s military send aid to tonga following the volcanic eruption and tsunami. america s largest airlines have warned of a catastrophic disruption to travel if telecommunications firms roll out their 5g technology without limiting its scope near us airports because it might interfere with altitude devices. they re requesting it be delayed until the necessary upgrades have been made to aviation equipment. let s speak to our north america correspondent peter bowes. peter, the warnings really are quite striking, aren t they? they are. talking about dire