Families in St. Louis have been devastated by a wave of child killings. At least a dozen kids have been killed in the city since this past spring. Dean Reynolds reports. Source

Financier Jeffrey Epstein had been charged with sex trafficking before his apparent suicide. But the judge allowed Epstein’s alleged victims to tell their stories. Mola Lenghi reports. Source

One new poll shows former Vice President Joe Biden with a 13-point lead over his next closest competitors, Senators Elizabeth Warren and Bernie Sanders, but another poll shows the three nearly tied. Elizabeth Landers, a Washington correspondent for “Vice News Tonight,” and CBS News campaign reporters Zak Hudak and Cara Korte spoke to CBSN’s Elaine Quijano about the current state of the race. Source

Here’s a look at the top stories making headlines on the “CBS Evening News” Source

“I can’t be here knowing this is the city that my 8-year-old daughter was murdered” Source

An autopsy found Felix McDermott was injected with a fatal dose of insulin, even though he had never been diagnosed with diabetes Source

While humans are largely to blame for the destruction of the rainforest, some have managed to maintain it Source

San Francisco’s famous fog even has a Twitter account with 360,000 followers Source

More than a dozen alleged victims of convicted pedophile Jeffrey Epstein had their day in court and detailed the abuse and lingering trauma Source

Puerto Rico and the Dominican Republic are under states of emergency as Tropical Storm Dorian picks up steam in the Caribbean. Forecasters warn heavy rain could cause life-threatening floods. As David Begnaud reports, many people are still feeling the impact of Hurricane Maria. Source