What We're Following This Morning

Editor’s Note: This article previously appeared in a different format as part of The Atlantic’s Notes section, retired in 2021.

It’s Super Tuesday: The GOP and Democratic presidential candidates are vying for victories in the 12 states that vote today. Donald Trump leads his Republican rivals in most of those states. In the Democratic race, Hillary Clinton appears to be comfortably ahead of Bernie Sanders. And Americans abroad started voting last night:

Another potential bid for the London Stock Exchange: Intercontinental Exchange, which owns the New York stock exchange, said it is considering making an offer. The announcement comes a week after Deutsche Bourse said it was in talks to merge with the London exchange. The news was first reported by Bloomberg.

A year in space: Scott Kelly, the American astronaut who has spent the last 340 days in space, returns home today. As Marina noted, one of the many things Kelly has been doing in space is taking pictures and posting them on Instagram. Here’s one of them:

#Countdown #Throwback: Shutting down my space office a year later today. #YearInSpace

A photo posted by Scott Kelly (@stationcdrkelly) on

News from last night here.