India, Oct. 28 -- An earthquake of magnitude 6.1 struck western Turkey on Monday, leading to the collapse of at least three buildings that had already been weakened by an earlier tremor, according to officials. No deaths were immediately reported.

The epicenter was recorded in the town of Sindirgi in Balikesir province, the Disaster and Emergency Management Authority (AFAD) said. Officials added that the earthquake occurred at 10:48 p.m. local time (1948 GMT) at a depth of roughly 6 kilometers (3.7 miles).

The quake, followed by several aftershocks, was felt across Istanbul and nearby provinces including Bursa, Manisa, and Izmir.

Interior Minister Ali Yerlikaya said that three vacant buildings and a two-story shop collapsed in Sindirgi...