Police working with a local drug gang in the southwestern city of Iguala abducted the students after clashes there on the night of Sept. 26, seriously undermining President Enrique Pena Nieto's claims that Mexico has become safer on his watch.
Jose Luis Abarca, who at the time was mayor of Iguala, and his wife, Maria de los Angeles Pineda, were captured by federal police in a house in Mexico City early Tuesday and were being questioned by prosecutors, a government official said.
The run-down concrete house, its windows blacked out with cardboard, was in the eastern district of . . .
