The disappearance of a well-liked college student from America's heartland had touched many people since she vanished one month ago while out for a run. 

A delicate effort to reach a young girl buried in the rubble of her school stretched into a daylong vigil for Mexico, much of it broadcast across the nation as rescue workers still struggled in rain and darkness early Thursday trying to pick away unstable debris and reach her. 

The latest on the strong earthquake that hit Mexico City (all times local): 12:55 a.m. Mexico’s civil defense agency says the death toll has risen to 226 from Tuesday’s magnitude 7.1 earthquake that knocked down dozens of buildings in Mexico City and nearby states.