1Mexico condemns deadly Spanish bomb attacks .
2The Mexican government on Thursday expressed strong condemnation for two bomb attacks in Spain in two days , that killed two people and injured at least 54 others .
3The Mexican government expressed its `` energetic condemnation over such criminal acts , '' the foreign ministry said in a statement .
4`` The government restates its solidarity with Spain 's people and government , '' it added .
5An earlier statement of the foreign ministry said that Mexican President Felipe Calderon had sent a letter to Spanish Prime Minister Jose Luis Rodriguez Zapatero to express his regrets for the event .
6A total of 54 people were slightly injured Wednesday morning when a car bomb , planted by suspected members of the Basque separatist group ETA , exploded outside a police compound in the city of Burgos in northern Spain .
7Two Spanish Guardia Civil police officers were killed on Thursday when a bomb exploded outside their barracks on the resort island Mallorca .