In a world of new and evolving threats lurks a hidden danger, whose peril lies in its very consistency: routine. Pavel Sheremet, a Belarusian journalist and commentator, recently fell victim to his own daily patterns. Just before 7:40 a.m. on July 20, he got in his partner's car to drive the few kilometers from his neighborhood in central Kiev to Radio Vesti, where he hosted a morning radio show. Parking in Kiev -- as in any big city -- can be tricky, and Sheremet had to park at the top of Ivan Franko Street, a few hundred meters from his apartment. From there, he made a U-turn and headed to the busy intersection with Bohdan Khmelnytsky Street, which would take him to a major thoroughfare. As Sheremet turned left onto Bohdan Khmelnytsky Street, an explosion struck his vehicle. Though emergency response teams arrived at the scene within minutes, Sheremet succumbed...