official said . `` They are in a delicate state but out of danger , '' Doguin said . El Milenio newspaper reported on its Web site that eight of the injured are from the United States , four are from Canada and three from Mexico . Seven of the injured Americans are from Texas and one is from Iowa , the newspaper said . El Norte newspaper 's Web site and El Porvenir said the dead and injured included tourists . Among those killed in the crash was 73-year-old Ronald Christy , said his daughter , Pam Fordyce . Christy 's wife , Margaret Christy , was in critical condition in a Mexican hospital , Fordyce said . `` He was doing exactly what he loved -- traveling , '' Fordyce , of Altoona , Iowa , told CNN by telephone Tuesday . `` He was right where he would want to be , on a bus . '' She said the couple wintered in Texas and lived in West Liberty , Iowa , in the summer . The U.S. consulate called her at 1:30 a.m. Tuesday to tell her that her father had been killed , Fordyce said
MEXICO CITY , Mexico -LRB- CNN -RRB- -- The driver of a truck that collided with a bus in northeast Mexico , killing 12 people including 11 passengers from the United States and Canada , was intoxicated , a Mexican official said Tuesday . Emergency workers wheel a crash victim on a gurney after Monday 's bus crash in Mexico . The tractor-trailer 's 21-year-old driver was among those hospitalized after Monday 's crash near Monterrey , Mexico , said Segismundo Doguin Martinez , a police official in the Mexican state of Coahuila . The driver of the bus was among those killed , and 15 bus passengers were injured . The Senda Express bus , operated by Grupo Senda , had been traveling from McAllen , Texas , carrying tourists to Zacatecas in central Mexico . Eight of those who died were from the United States , three were from Canada and one , the bus driver , was from Mexico , Doguin said . Watch rescuers work at scene of deadly crash '' The survivors , most of them in grave condition , were taken to the Christus Muguerza Hospital and the Clinica La Concepcion , the Mexican