Wednesday, May 16, 2012

A worker shovels the powder used to make a water mixture in the hydraulic fracturing process in order to release natural gas from the Marcellus Shale layer in Claysville, Pa., on Wednesday, July 27, 2011. - (AP Photo/Keith Srakocic)

Hydraulic Fracturing In The Marcellus Shale

10 a.m. (ET)

A supply glut and price collapse in natural gas is slowing down the hydraulic fracturing boom in some areas. How market forces, state regulations and health and environmental concerns are shaping development of the Marcellus Shale.

A workman cleans the floor at the Central Intelligence Agency headquarters in Langley, Va. - (AP Photo/J. Scott Applewhite)

Ambassador Henry Crumpton: "The Art of Intelligence: Lessons from a Life in the CIA's Clandestine Service"

11 a.m. (ET)

Ambassador Henry Crumpton was an operations officer in the CIA's Clandestine Service for 24 years. In a new book titled "The Art of Intelligence," he describes what it means to be an honorable spy in war and peace.

The Diane Rehm Show is produced by member-supported WAMU 88.5 in Washington DC.