Main News of April 21

A roundup of what has happened in the past 24 hours

WORLD

* The Czech ambassador to the United States has expressed concern over angry remarks in US social networks mistakenly aimed at his country in connection with a recent terrorist attack on the American soil

* Syria’s opposition has asked its foreign supporters to use unmanned aerial vehicles (UAV) for “surgical strikes” on missile positions of Syrian government forces

* The World Bank governors endorsed on Saturday a proposal to eliminate extreme poverty around the world over the next 17 years, the World Bank Group said in statement

* The death toll from a massive earthquake that hit southwest China’s Sichuan province has risen to 180 people and over 11,000 others are injured, Xinhua news agency reported on Sunday, referring to the provincial emergency response command center

* US investigators are probing potential links between Boston Marathon bombing suspect Tamerlan Tsarnaev and an extremist group known as the Caucasus Emirate, Fox News reported

* Hundreds of people staged a protest in the Indian capital over the kidnapping and rape of a five-year-old girl, the latest in a series of rape cases across the country

* An Iranian US-made fighter jet F-5 has crashed in western Iran, killing two pilots, Mehr news agency reported 

* At least 45,000 people marched in the French capital on Sunday in opposition to a controversial gay marriage bill sponsored by President Francois Hollande, local police said

* The surviving suspect in the Boston Marathon bomb attacks cannot speak due to his injuries and investigators are so far unable to question him, officials said, amid reports he could be charged formally in his hospital bed

RUSSIA

* Alisher Usmanov, the owner of Metalloinvest metals giant and a major shareholder in London's Arsenal Football Club, has moved to the top of the Sunday Times Rich List in 2013 with an estimated fortune of 13.3 billion British pounds ($20.3 billion)

* The carcass of a male mammoth unearthed in Siberia this summer has been sent to the Zoological Institute of the Russian Academy of Sciences in St. Petersburg for tests, a deputy director of the institute said

* Nine miners have been trapped after a roof collapse at a coal mine in southwestern Siberia's Kemerovo Region, a local emergencies spokesman said

* The Progress M-17M cargo spacecraft, which undocked from the International Space Station on April 15, was "buried" in the Pacific Ocean on Sunday, Russia's Mission Control said

* Rescuers have found the bodies of two crew members following the sinking of a tug boat in the Neva River in Russia’s St. Petersburg, a local deputy emergencies head said

* Russia’s General Staff chief Col. Gen. Valery Gerasimov has arrived in Nicaragua for high-level talks with the Central American state’s leadership, the Russian Defense Ministry’s spokesman said 

SPORTS

* Russia's Olympic gymnastics champion Denis Ablyazin vaulted to gold in the European championships on Sunday, beating reigning champion Flavius Koczi by a wide margin

* Emin Garibov clinched the gold medal in the high bar at the European gymnastics championships in Moscow on Sunday, rounding off the event in fitting style with a victory for the hosts