Police are 'pleased' by ongoing dialogue with BTK

The big mystery in the latest BTK serial killer announcement could well be what Wichita police Lt. Ken Landwehr talked about the least "The ongoing dialogue" with BTK. Dialogue? For those who like mystery, for the BTK-fearful, for cable-channel serial-killer aficionados, it's always captivating to hear Landwehr -- head of the BTK investigative unit -- talk at all, even in monosyllables.