It's Thumbs Down For You Pizarro!

Mogul has committed £60 million to drilling at two sites in Peru, and when Ica yields oil the company wants to drop Lake Titicaca and renegotiate, but the Peruvian government proves difficult. At Ica, Peter Thornton clashes with archaeologist Maria Santiago, who objects to his plan to route a pipeline along an ancient Indian watercourse, and when Willy Izard leaves, James Langley takes over the talks.