Main news of April 24

A roundup of what has happened in the past 24 hours

RUSSIA

* Police in Moscow say they have freed the son of Russian software tycoon Yevgeny Kaspersky, who was kidnapped on Tuesday

* Rescuers have extinguished six massive wildfires in the Russian Far East

WORLD

* Forces loyal to Libyan leader Muammar Gaddafi bombarded the rebel-held port city of Misurata on Sunday despite government claims the army halted its operations

* Protesters in Yemen are calling for the immediate departure of President Ali Abdullah Saleh despite a transition plan brokered by Persian Gulf nations under which he would step down

* Russia says Libya is ready for a diplomatic solution to the two-month-old armed conflict

SPORT

* Ukraine says it will complete preparations to co-host the 2012 European Championships by December