President Trump heads to the G7 summit in France amid tight security and diplomatic tensions with European allies. In Switzerland, voters decide on a controversial proposal to cap the population at 10 million. A federal judge ordered the Trump administration to restore national park signs regarding slavery and climate change, ruling the changes violated congressional mandates. New research links neighborhood socioeconomic factors to lasting changes in children's brain structure. Finally, the New York Knicks won their first NBA championship in over five decades.