Transcript for Russian Meteor Shockwave Circled Globe Twice
Now to our "instant index" here on a sunday night. New details this evening about that russian meteorite. We all remember that sown, the dash cam video, the giant crash into earth. Tonight, scientists estimate that from the point of impact, the meteor's shock wave traveled around the entire globe not once, but twice. The biggest impact from space in more than a century. And now to an apology tonight from jennifer lopez. J-lo in a rare private concert singing happy birthday. She's now saying she would never have performed if she knew about the leader's dismal human rights record. There's no word on how much she was paid for the concert. And to that pro golfer making no apologies for her bold move. 20-year-old jessica korda playing the u.S. Open in new york, in the middle of the third round, she fired her caddie. She then turns to her boyfriend, says, let's go. Brutal for the replaced caddie, but the switch did improve for a time. She finished today a little farther back whan she was the original caddie. Maybe he'll be rehired. If you see something that's worth the index,weet m me @davidmuir or send me a message on facebook.
This transcript has been automatically generated and may not be 100% accurate.