a senior pentagon official saying russian forces are growing frustrated that the progress has slowed, partially because of tougher than expected resistance. showing a russian military convoy stretching for nearly 17 miles. one that has advanced to the outskirts of kyiv. cnn's matthew chance finding a different russian convoy destroyed earlier today on a bridge leading into kyiv. smoking remnants of vehicles, and the bodies of dead russian soldiers. and a first, the russian and ukrainian delegations megt for talks which concluded without any immediate breakthroughs. the talks taking place in neighboring belarus just as ukrainian government sources tell me, their intelligence indicates belarus is preparing to join russia in attack ukraine. belarus is already allowing russia to use it for staging and