Christiane Cordero reports on Pres. Trump's summit with Russian Pres. Valdimir Putin, and Putin's demands for full control of a key Ukrainian province in exchange for freezing the conflict; Ian Pannel has more on Pres. Trump and Pres. Putin meeting in Alaska to discuss plans for a ceasefire, and Ukrainian officials saying Russia's attack on the country continued during the high-stakes summit; Marcus More has the latest on Canada's government ordering Air Canada flight attendants back to work after they went on strike, leaving more than 100,000 passengers around the world stranded; Melissa Adan reports on a hiker rescued by helicopter after being trapped behind a waterfall for two days in the California mountains; Whit Johnson has more on a heartwarming movement sparked by Rosie Paulik, who came up with the idea to offer her dad's letters to anyone needing some fatherly encouragement, after receiving handwritten letters from him for 20 years. 

Rachel Scott reports on Pres. Trump welcoming Ukrainian Pres. Zelenskyy to the White House - along with some top European leaders in a major show of support – all in an effort to stop Russia's war, as Ian Pannell reports from Ukraine, where Russia unleashed deadly drone and missile attacks on civilians, killing at least ten people – including an entire family; Aaron Katersky has details on two Utah officers gunned down while responding to a home for a domestic disturbance call; Trevor Ault has the latest on the accused drug dealer known as the "Ketamine Queen" who has agreed to plead guilty in connection with the overdose death of actor Matthew Perry, according to the DOJ; and more on tonight's broadcast of World News Tonight.