you so much. for joining me this saturday. i m fredricka whitfield in atlanta, and we re watching several breaking news stories. this hour in russia, fast-moving developments on the shooting at a moscow area concert venue that has left more than 130 people dead and in the uk and around the world, shock and sadness over news that catherine, the princess of wales, has cancer cnn anchor and royal correspondent max foster, a standing by outside buckingham palace. it will take you there in a moment, but first, the massacre near moscow, a short time ago, russian state media reported that the suspected attackers are all foreign citizens isis claimed responsibility for the rampage on a concert venue yesterday the death toll rising once again today to at least 133 people and in his first video message since the attack, president vladimir putin called it a barbaric terrorist act cnn senior international correspondent fred pleitgen, is monitoring developments from berlin fred, good