Hour 1 - Hurricane Marie's waves damaged homes and coastal defenses across Los Angeles and Orange counties, and climate scientist Daniel Swain warns winter could bring worse coastal flooding.

After the coastal damage, there's another warning in this summer's temperatures: August tied Earth's hottest month on record, and the contiguous United States recorded its hottest summer.

A new working paper links California's later school starts to more sleep, better mental health and higher test scores. We ask study coauthor Osea Giuntella, associate professor of economics at the University of Pittsburgh, how convincing the evidence is and whether the benefits account for the disruption to working families.