Markel appoints co-CEOs to board

Markel Corporation's co-CEOs Thomas Gayner and Richard Whitt
have been elected to the company's board.
In a statement yesterday, the company also announced that
president and co-chief operating officer Michael Crowley had been
appointed vice chairman.
Gayner and Whitt became co-CEOs at the beginning of this year,
replacing former chief executive and chairman Alan Kirshner - who
moved to the position of executive chairman - with Crowley
concurrently appointed sole president.
All three continue to