Their Vegas marriage should have ended the morning after, but this fling just might last a lifetime. Only from USA TODAY bestselling author Rachel Bailey What happened in Vegas didn't stay there for CEO Adam Hawke and go-getter Callie Mitchell. And their drunken lark of a wedding is coming back to haunt them. Because Adam and Callie are now working together, and she's being blackmailed over their very personal connection by a coworker. To deflect...