Sales of homes for $1 million or more rose in the first quarter of 2016, compared to the year-earlier period. This fact was misstated in one reference in an earlier version.
This story was revised to correct that the SecureWorks IPO was in April.
This story has been updated to reflect the amount that Tunsil's salary is estimated to have fallen. It has also been updated to reflect the correct spelling of Jameis Winston's name.
A previous headline misspelled Icahn.
The story was updated to reflect that the study was authored by Stefanie Johnson, David Hekman and Elsa Chan at the University of Colorado.
Ming-Chi Kuo is an analyst at KGI Securities. An earlier version misspelled the name of his firm.
This story was updated to reflect that investors will be listening for clues about rate hikes when the Fed releases its statement.
This story has been updated to reflect the latest Atlanta Fed estimate for gross domestic product growth.
This story was revised to correct that the Flash Crash was in 2010.
This article was changed to reflect that Tuesday was 86 days after the Iowa caucus.