TODAY 8a: Ukraine “mom’s news network.” Stress relief tips for Americans on edge. Samuel L. Jackson on “The Last Days of Ptolemy Grey.”

More than two million Ukrainians, mostly woman and children, have fled the war – Kerry Sanders is taking a look at how a group of moms are using their cell phones to share war videos and images with the world. Plus, a new study is revealing 87% of adults feel there has been a constant stream of crisis over the last two years – Dr. Sue Varma is sharing simple tips for stress relief. And, Savannah Guthrie and Carson Daly are chatting with Samuel L. Jackson about his latest project “The Last Days of Ptolemy Grey.”