Alstom, left, and Siemens locomotives operated by Renfe for their high-speed AVE service, sit at the platform at Atocha station in Madrid, Spain, on Thursday, Feb. 25, 2010. Spanish state-owned rail company Renfe is considering forming a group to present a bid to manage the high-speed rail service linking London and Paris, newspaper Cinco Dias reported, citing unidentified people in the industry. Photographer: Xabier Mikel Laburu/Bloomberg via Getty Images