Ginger Zee has the latest on Tropical Storm Arthur, which has formed in the Gulf and is expected to produce rainfall totals of up to 20 inches in some areas; Gio Benitez reports on the good Samaritans who raced toward a fiery plane crash on a Texas highway – using a sledgehammer and shovel to reach survivors; Aaron Katersky describes the emotional scene inside a New York courtroom as Gilgo Beach serial killer Rex Heuermann was sentenced to life in prison without parole for strangling eight women; and more on tonight’s broadcast of World News Tonight with David Muir.
00:00 Intro
02:41 Tropical Storm Arthur could bring life-threatening flooding as it hits Gulf Coast
05:30 Good Samaritans race toward fiery plane on Texas highway to rescue survivors
07:09 1 killed after Central Park horse takes off with family in carriage
08:45 U.S. presents full draft of deal to end war with Iran
11:10 Mangione's team plans to use psychiatric defense in trial over healthcare CEO's murder
12:36 Gilgo Beach victims' families confront serial killer Rex Heuermann before he was sentenced to life
15:12 Growing outrage after 1-year-old boy is killed by Mississippi police outside Walmart
16:02 Over 10,000 NYPD on duty for Knicks parade in Manhattan
16:29 Runway at New York's LaGuardia Airport closes due to "depression"
17:02 Olympic runner collapses during medical emergency at North Carolina track event
17:26 Chicago founding member Walter Parazaider dead at 81
18:07 World Cup soccer fans in U.S. for first time experience joys of America
ABC World News Tonight with David Muir delivers the news that matters most. Watch to get the latest news stories and headlines from around the world.

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