Peter Alexander, Tom Costello, Liz Kreutz

Communities across the Southern Plains inundated by relentless rain are gearing up for another round of heavy showers and flooding. NBC's Guad Venegas reports and Al Roker tracks the latest forecast. Nikki Haley is hitting back at Donald Trump ahead of the South Carolina primary next month. This comes as the former president threatens that anyone who makes a "contribution" to Haley will be "permanently barred from the MAGA camp." NBC's Peter Alexander reports for TODAY. Three weeks after the door-plug blowout on an Alaska Airlines flight grounded every Boeing 737 Max 9 nationwide, the airline says it is already preparing for final FAA inspections with its first Max 9 flight since the incident set for Friday. Meanwhile, the FAA says it is freezing all future productions of Boeing's 737s. NBC's Tom Costello reports for TODAY. The Los Angeles Chargers has named Jim Harbaugh as their head coach weeks after he led the Michigan Wolverines to victory in the college national championship. NBC's Liz Kreutz reports for TODAY. Two passengers are facing serious drug charges after bringing over 100 bags of marijuana onto a transatlantic cruise from Florida to England. The defendants say the drugs were for personal use.