Two people were killed and another 11 were injured in a 13-vehicle pileup on a foggy highway in central China's Henan Province on Sunday, local fire department said.

The accident happened around 6 a.m. when 13 vehicles crashed together in the Zhoukou city section of an expressway that links east China's Nanjing city to Luoyang city in Henan.

Thirteen trapped people were rescued in three hours. Two were found dead and another 11 were sent to nearby hospital.

Further investigation is underway.