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Trinity Gay, the daughter of US Olympian Tyson Gay, was fatally killed in a shooting.

Three men have been arrested in connection with an alleged plot to bomb an apartment complex occupied by Somali immigrants, according to the US Department of Justice. CNN's Ryan Young reports.

The Atlantic White Shark Conservancy is spotting great white sharks from the sky in order to tag them and protect swimmers at the beach.

Dr. Sanjay Gupta explains what is tested and why for a toxicology report, and why the results can sometimes take so long to get back.

CNN's Dr. Sanjay Gupta explains who performs an autopsy and how it is conducted.

CNN's Muhammad Lila explains why thousands of people have been killed, and many more are starving in Yemen.

Democratic presidential nominee Hillary Clinton is leading her Republican rival Donald Trump by eight points among likely voters, according to the most recent CNN Poll of Polls.

There's still a long way to go, but in certain African countries women have made great strides in economic and political empowerment.

The fight for Mosul is expected to last weeks--potentially months. CNN's Ben Wedeman reports from Irbil, Iraq.

CNN's Nick Paton Walsh is embedded with a Peshmerga convoy near Mosul, Iraq, and has the latest on the battle for the ISIS stronghold.

Donald Trump and his surrogates amplified their argument over the weekend that the election is "rigged," leaving the Republican nominee more isolated as top members of the GOP -- including his own running mate -- declared their faith in the political system.

As the French aircraft carrier Charles de Gaulle ramps up its operations against ISIS, specialists perform maintenance day and night to keep the jets on this floating airfield combat ready.

CNN's Nick Paton Walsh is embedded with a Peshmerga convoy near Mosul, Iraq and has the latest.

China's Shenzhou 11 "heavenly vessel" launched from Jiuquan Satellite Launch Center in the Gobi Desert. Two astronauts will spend a total of 33 days in space.

LA Times' David Lauter on why its poll is often more pro-Trump than most, and statistics Prof. Andrew Gelman on why polls' margin of error is often wrong.

A Republican campaign office in North Carolina has been damaged by a firebomb, local officials say. CNN's Poppy Harlow reports.

CNN's Jake Tapper and Rep. Renee Ellmers discuss the allegations against Donald Trump.

Dr. Erik Fisher talks to CNN's Natalie Allen about the psychological impact of the 2016 election.

The offensive to liberate Mosul from ISIS control has begun, Iraqi Prime Minister Haider al-Abadi said in a televised statement early Monday.

Iraqi Prime Minister Haider al-Abadi announced a long-awaited operation to seize the key Iraqi city of Mosul after two years of ISIS control has begun.