<p> Gabriel Allon, master art restorer and spy, returns in a spellbinding new novel from #1 <i>New York Times</i> bestselling author Daniel Silva. </p> <p> For Gabriel and his wife, Chiara, it was supposed to be the start of a pleasant weekend in London?a visit to a gallery in St. James?s to authenticate a newly discovered painting by Titian, followed by a quiet lunch. But a pair of deadly bombings in Paris and Copenhagen has already marred this autumn day. And while walking toward Covent Garden, Gabriel notices a man he believes is about to carry out a third attack. Before Gabriel can draw his weapon, he is knocked to the pavement and can only watch as the nightmare unfolds. </p> <p> Haunted by his failure to stop the massacre, Gabriel returns to his cottage in Cornwall, until a summons brings him to Washington, into a confrontation with the new face of global terror. At the center of the threat is an American-born cleric in Yemen to whom Allah has granted ?a beautiful and seductive tongue.? A gifted deceiver, once a paid CIA asset, the mastermind is plotting a new wave of attacks . . . </p>