CNN - Latest North Korea stages third missile test in 3 weeks 2017-05-29T07:25:23.000000000+00:00 North Korea fired a short-range ballistic missile Monday morning that landed in the ocean, the US military said. The healthiest way to improve your sleep: exercise 2017-05-29T07:01:39.000000000+00:00 Learn the latest science on how to battle insomnia and sleep apnea and improve your overall sleep through exercise. Sri Lanka floods: Battle to rescue stranded as death toll mounts 2017-05-29T06:50:11.000000000+00:00 Severe flooding brought on by monsoon rains across southwestern portions of Sri Lanka has resulted in the deaths of at least 164 people, according to the country's Ministry of Disaster Management. Mount Everest 2017-05-29T06:25:18.000000000+00:00 Sixty-four years ago, Tenzing Norgay, who's also known as Sherpa Tenzing, and Sir Edmund Hillary became the first two people to reach the summit of Mount Everest, the world's tallest mountain. North Korea's missile tests 2017-05-29T06:23:11.000000000+00:00 North Korea has fired 12 missiles during nine tests in 2017. Here's what you need to know. ISIS in Southeast Asia: Philippines battles growing threat 2017-05-29T06:01:21.000000000+00:00 The black flag of ISIS has been raised in the Philippines and fears are growing that the group is succeeding in extending its influence into Southeast Asia. British police in race to find Manchester terror network 2017-05-29T06:00:08.000000000+00:00 British authorities are racing to round up the terror network behind the Manchester concert bombing after Home Secretary Amber Rudd revealed some of those involved could potentially still be at large. Macron explains his tense handshake with Trump 2017-05-29T05:41:45.000000000+00:00 French President Emmanuel Macron confirmed that there was indeed a deeper significance to the prolonged handshake he had with US President Donald Trump in Brussels. Russia's first large airliner of the post-Soviet era takes flight 2017-05-29T04:46:39.000000000+00:00 The Irkut MC-21 is designed to compete with the most popular airliners in the world, the single-aisle Boeing 737 and Airbus A320. These three men stood up to hate in Portland 2017-05-29T04:16:49.000000000+00:00 Dozens of people gathered on Saturday around a circle of flowers and photos to honor a recent college graduate and an Army veteran who were fatally stabbed on a Portland commuter train.