Harlingen Airman Missing In ActionHARLINGEN — The War Department has reported First Lt. John T. (Jack* Roberts, son of Mr. and Mrs. H. B Roberts, Harlingen. missing in action.Young Roberts, a first pilot on a B-25 medium bomber, has been for several months with the 15th Air FOrce In Italy. He was commissioned last March at the Pam-pa Air Field where he received his wings. He attended Sul Ross College after graduating from Harlingen high school, before his enlistment. Another son of the Roberts', Bert, is in the Canal Zone.as a civil service employee.