vacation time for people to move around. then recall this happened after dark, just adding to the fear and perhaps part of why the operators were not able to see when they slammed into derailed train cars when they all took place, terribly, on friday night. terrifying. ivan watson reporting from eastern india, thank you so much. now as the u.s. and chinese defense chiefs exchange tough words at a security conference in singapore, the pentagon is reporting another disturbing encounter between the two countries. they say a chinese military ship came close to colliding with a u.s. destroyer saturday in the taiwan strait. taiwan is calling for china to respect the freedom of navigation, but china s defense minister said u.s. naval vessels are here for provocation. li shun fu spoke to the conference and demanded that