In the battle over sanctions between the United States and Iran, the losers are Iranian cancer patients seeking life-saving drugs. Correspondent Imtiaz Tyab reports from a children’s hospital in Tehran where vital drugs are running out. Source

Several Democratic presidential candidates made their way to Des Moines for the Iowa State Fair over the weekend. Ed O’Keefe caught up with a few of the voters there for the “CBS This Morning” series Three Meals Source

As millions of children head back to school, they may find themselves distracted for at least five out of every 15 minutes of study time, researchers report. James Clear, author of The New York Times bestselling “Atomic Habits: An Easy and Proven Way to Build Good Habits and Break Bad Ones,” joined “CBS This Morning” to talk about improving study habits. Source

In our continuing series on battleground state voters, “Three Meals in a Day,” political correspondent Ed O’Keefe reports from Sioux City, Iowa, to sample what is on prospective voters’ minds. Source

The good news for Americans? Fewer forecasters think a serious downturn is likely to hit next year Source

Stacey Abrams, who ran for governor of Georgia in 2018, said the election (which she lost) was marred by widespread reports of irregularities. Her new organization, Fair Fight 2020, is working to ensure that all voters have access to the polls, and to advocate for election reform at all levels. She visited “CBS This Morning” to talk about raising awareness of voter suppression and election interference. Source

A look back at what we’ve been covering on “CBS This Morning.” Source

Twenty states are considering so-called “Right to Repair” bills. The Federal Trade Commission is asking for public comments on whether people should be able to get their electronics fixed by a third party without voiding their warranties. CNET senior managing editor Dan Ackerman joins “CBS This Morning” to discuss the new bills. Source

The Centers for Disease Control and Prevention just announced an investigation into 94 cases in which vaping could be to blame for severe lung injuries. Anna Werner talked with one young man who blames e-cigarette use for his collapsed lung, and who has started a social media campaign against vaping. Source

As the CDC and state health departments investigate acute lung injuries possibly tied to e-cigarettes, one teen launches a social media campaign, #lunglove, against vaping Source