President Volodymyr Zelenskyy said Monday people were killed and injured in multiple missile strikes on cities across Ukraine, including the first bombardment of the capital in months. CBS News senior foreign correspondent Charlie D'Agata said the strikes, which could signal a major escalation in the eight-month-old war, appeared to be entirely punitive — retaliation meant to terrorize Ukrainian civilians in densely-populated urban neighborhoods, close to government buildings, with one even hitting a children's playground. Ukraine's national police later said at least 10 people were killed and about 60 others injured by the missile strikes early Monday morning. Russia's strongman leader...