Police were taking legal action against them and trying to find out why theregistered residents of refugee camps had crossed the border into Myanmar, saidMahfuzul Islam, superintendent of police in the district.

A case was started against them at Ukhiya Police Station in Cox’s Bazarafter their arrest on Friday.

The refugees carrying 12 arms and ammunition entered Bangladesh throughdifferent points, according to Mahfuzul.

Panic has gripped the Tumbru border area in Bandarban’s NaikhongchhariUpazila and Ukhiya in Cox’s Bazar over the past week, with gunshots regularlyringing out from the Myanmar side amid heavy fighting between security forcesand rebels from the Arakan Army.

Gunfire and mortar shells also reached Bangladeshi territory in the past fewdays, hitting homes, and killing two people, including a woman.

Bangladesh strongly protested against the casualties by summoning theambassador of Myanmar on Tuesday.

Local residents have also claimed that several armed men have infiltratedthe Rohingya camps in the south coast.

Addressing these claims, BGB Director General Maj Gen Ashrafuzzaman Siddiquion Wednesday said, “We have received information about a few criminals. Theywill be handed over to the police.”