| | Anyone paying the slightest attention to the Democratic presidential campaign has likely seen headlines on the latest "horse race" opinion polls, highlighting one candidate's rise or another's decline. | |
| In west Texas, the center of the U.S. oil boom, about 3,800 students at Permian High School are crammed into a campus designed for 2,500, with 20 portable buildings to help with the overflow. | |
| More than 2,000 Central American migrants seeking to settle in the United States have given up and accepted free rides home under a 10-month-old program funded by the U.S. government and run by a United Nations agency, according to a U.N. official. | |
| A man who has maintained his innocence and whose lawyers have argued the state ignored key evidence that would exonerate him is scheduled to be put to death in Texas on Wednesday for the kidnapping, rape and murder of a 19-year-old college student. | |
| Philadelphia's police commissioner resigned on Tuesday over what the city mayor said was his department's failure to address accusations of sexual harassment and racial discrimination in the ranks. | |
| A gun scare that jolted Louisiana State University's Baton Rouge campus on Tuesday apparently stemmed from an off-duty policeman in plain clothes seen walking around with a pistol on his belt being mistaken for an armed intruder, a school spokesman said. | |
| U.S. athletes Race Imboden and Gwen Berry have been placed on probation for 12 months for their political protests at the Pan Am Games, USA Today reported on Tuesday. | |
| Endo International Plc and Allergan Plc have agreed to pay $15 million to avoid going to trial in October in a landmark case by two Ohio counties accusing various drug manufacturers and distributors of fueling the U.S. opioid epidemic. | |
| Three women on Tuesday sued the estate of Jeffrey Epstein, saying they were sexually abused by the financier, both before and after the widely criticized 2007 plea deal that allowed him to avoid federal prosecution for sex crimes. | |
| President Donald Trump's administration has been scrambling to stem the tide of rising anger in Farm Belt states after its decision this month to allow numerous oil refiners to mix less ethanol into their gasoline, sources told Reuters on Tuesday. | |
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