Operating troops of the 49th IB have suffered several casualties in Sorsogon. Red fighters of the New People's Army (NPA) got wind of their presence every time they were on the attack and mounted ambushes against the military forces.
Kabi-kabila ang mga kaswalti ng mga nag-ooperasyong tropa ng 49th IB sa Sorsogon. Sa bawat atake ng kaaway ay natutunugan sila ng mga Pulang mandirigma ng Bagong Hukbong Bayan (BHB) at natatambangan.