Three teachers from Garissa county which borders Somalia in Kenya were killed by al-Shabaab militants, affiliated with Somalia-based al-Qaeda, authorities confirmed on Monday.

The militants who crossed to Kenya from Somalia through the porous border also attacked a police station and tried to destroy telecommunications equipment, but they were warded off by the police.

A statement from the Kenya police headquarters noted that “armed AS (al-Shabaab) militia attacked Kamuthe primary school, Kamuthe police post, a telecommunications mast and murdered three teachers.”

“The militants set the police camp on fire and further tried to bring down the communication mast

Read more: Al-Shabaab kill 3 teachers in Kenya, near Somali border