he has been in prague today where he has been calling on the nato alliance to supply him with longer range weapons he needs. but it is the white house decision to supply cluster munitions to ukraine which has divided the alliance. over 100 countries have signed up to a moratorium on cluster munitions including the uk france and germany. let s talk about the counteroffensive because it has been slow to take hold. there are soldiers and western observers starting to wonder if a breakthrough is possible, or whether russia s defensive lines, built up and heavily reinforced over the winter months, are simply too much of a barrier. today in prague, president zelensky said his country needs longer range weapons. without them he said the counter offensive will be blunted. there has long been a debate within the nato alliance about these longer range weapons. there are concerns that military strikes within russia, might lead to further escalation.but in just the last hour, the us ha