Harris to visit U.S.-Mexico border while Trump meets with Ukraine's Zelenskyy. Efforts stall to reach cease-fire between Israel and Hezbollah. Helene is third tropicalsystemin a year to hit Florida's northeastern Gulf Coast. Here's how a port strike could impact what you buy as deadline for a deal looms. Kindness 101: Young girl finds unlikelyhero. "48 Hours" reports on suspicious bathtub death of Idaho mom. Dr. Jennifer Ashton on blood donation benefits. Abbott, Big Ten kick off blood drive with a $1M prize.