Pakistan, Aug. 11 -- Rescue teams continued searching collapsed buildings across western Colombia on Tuesday after a powerful earthquake killed at least 164 people. Authorities expect the death toll to rise as rescuers reach more damaged areas. The 7.4-magnitude earthquake struck the country's coffee-growing region early Monday. It caused widespread destruction in several cities, including Cali, Pereira and Manizales. Emergency workers searched through rubble using heavy machinery and their hands.

Read More: Strong 6.5- magnitude earthquake shakes Bogota, sends residents

Cali suffered some of the worst damage, with at least 85 deaths reported. Several buildings collapsed or became dangerously unstable across the city. Parts of a hospita...