Hurricane Maria left Puerto Rico devastated – almost 3,000 people died in its wake, towns were left without power or water for months, and hundreds of thousands of Puerto Ricans left, many never to return. David Begnaud returns to Puerto Rico for CBSN Originals to examine the impact of that exodus and what the future holds. Source

Violent tornadoes kill at least 3 in Missouri; 8th grader wins National Geographic’s ‘Geobee’. Source

Across America, waves of foreign invaders are taking over. Introduced through human error or carelessness, invasive species like the Burmese python, lionfish and Asian carp have thrived at the expense of native species critical to a delicate natural balance that supports ecosystems and livelihoods. CBSN Originals explores whether it’s too late to tip the balance back in our favor. Source

More than 30 years ago, Robert Swan became the first man to walk to both the North and South Poles. In 2017, he found himself back on the ice, trekking 600 miles across Antarctica with his son, Barney. But this time, the duo set out to complete the first-ever expedition to the South Pole using solely renewable energy. Their mission: prove that if these technologies can work in the harshest environment on Earth, they can work in our everyday lives. Along the way, they faced unexpected obstacles that threatened to claim Barney’s limb — and Robert’s life. Source

In congressional testimony last month, Barr said he believes “spying did occur during the campaign,” a belief shared by Mr. Trump Source

Pres. Trump, Democrats not backing down; how do Democrat voters feel about socialism? Source

At least eight people have died in this week’s outbreak of dangerous weather in the central U.S. A tornado killed three people last night in Jefferson City, Missouri, where another powerful tornado ripped through the capital. David Begnaud reports. Source

After two natural disasters in six years crippled the nation of Haiti, aid groups mobilized to try to help the country – but did they deliver on their promises? Vladimir Duthiers and CBSN Originals investigates in “Haiti: A Homegrown Recovery” Source

Dept. of Homeland Security Shake-Up; Israeli Election. Source

A newly identified 10-year-old girl who died in U.S. custody was traveling alone from El Salvador. She was trying to get to her mother in Nebraska. Omar Villafranca reports. Source