The South Carolina Democratic primary is Feb. 27. An earlier version misstated the date.
This story has been corrected to reflect the proper rate of complaints for the overall industry and Spirit Airlines.
An earlier version misspelled Bob Arum's last name and misspelled Pacquiao in one reference.
An earlier version misspelled Edward Reilly's last name.
This report has been updated to reflect that Okay's full name is Okay Airways.
Correction: This story has been updated to reflect that Hogan said the possibility for cooperation was credible.
This report has been updated to reflect that Brent crude rose in the Thursday U.S. trading session.
An earlier version of this story misstated the firm of fund manager Roy Behren. He is with Westchester Capital Management.
An earlier version of this article misrepresented whenCarl Icahn cut his stake in Apple.
An earlier version had the wrong start day for Apple Pay in China. It begins on Thursday.