David Freemark : High - speed train construction in Spain draws new attention to rail safety . He says Obama wants high - speed rail , and construction should start soon in Africa . He says France , Japan have had safe , well - maintained high - speed rail for decades . Freemark : High - speed rail could revolutionize transportation in Africa and is worth doing .
Yonah Freemark : High-speed train crash in Spain draws new attention to rail safety . He says Obama wants high-speed rail , and construction will start soon in California . He says France , Japan have had safe , well-managed high-speed rail for decades . Freemark : High-speed rail could revolutionize transportation in U.S. and is worth doing .