Today in HistoryToday is Friday, June 23, the 174th day of 2017. There are 191 days left in the year.Today's Highlights in History:On June 23, 1967, President Lyndon B. Johnson, Soviet Premier Alexei Kosygin (ah-LEK'-say koh-SEE'-gihn) and their advisers opened a three-day summit at Glassboro State College in New Jersey.