Sentence:  Rumors of the offer Tom Horn had made at the Stockgrowers' Association meeting had leaked out by then , and as a grand jury investigation of the murder got underway , the prosecuting attorney , a Colonel Baird , ordered that the tall stock detective be <WSD>summoned</WSD> for questioning . 
Meaning of the word marked with <WSD> tags:  call in an official matter, such as to attend court