Their main objective was to capture vital Del Monte Fields and link with Sakaguchi Detachment from the south via Sayre Highway.

The 1st Battalion, 101st Infantry under Major John McGee was posted in Tankulan in Bukidnon Province in order to guard Del Monte Field.

[1] In February, United States Army Forces in the Far East headquarters informed General Sharp that 600 officers and men under Colonel William P. Morse from Bataan mostly airmen from deplaned squadrons were on their way to Mindanao.

[3] On the stopover of General Douglas MacArthur in Mindanao for his relocation to Australia from March 16 to 17, he authorized the activation of 102nd Infantry Division under Colonel Morse whose Cagayan Brigade has expanded.

[2] On May 2, 1942, the detachment and naval task group appeared in Macajalar Bay, in early morning they landed in several sectors of the Cagayan de Misamis coast including Bugo port.

[2] The Japanese were in total control of the Northern Coast with the capture of Macabalan and Bugo ports, and could land more troops and supplies.