NEWARK, N.J. (AP) — Amtrak workers continued repairs Thursday on a 300-foot-long section of electrical cable in the railroad's tunnel under the Hudson River as officials work around them to determine what caused power failures last week that led to a series of delays for train travelers. The section of cable is in the south tube of the tunnel and could be fixed by Monday, Amtrak spokesman Craig Schulz said.Read more on NewsOK.com