“The Last Spymaster” by Gayle Lynds

As chief of the CIA’s elite Clandestine Services, Jay Tice was a legend throughout the world of international intelligence. But secretly he was also a traitor, selling information that would compromise the security of the United States for decades to come. Since his treachery was exposed, Tice has been kept under strict surveillance in a maximum security prison. Then one morning, his cell is discovered empty. Tice has vanished—without tripping an alarm or leaving any trace of his passing.
Elaine Cunningham is a hunter, a CIA operative who specializes in finding people who don’t want to be found. Young, gifted, and a maverick, she is assigned to track Tice—until she discovers there is far more at stake than an old spy’s last run for freedom.
Lurking in the shadows are other hidden players with their own lethal agendas…and from Geneva to Washington, Berlin to New York City, a deadly conspiracy is coalescing. With only a few hours to go and the future of millions in the balance, Cunningham must uncover the truth behind the legend of
“THE LAST SPYMASTER”