WATCH:Ethan, its Officer Yao, are you okay? Yao can be heard asking when he arrived at the residence, according to body cam video. The altercation was caught on the body camera Yao wore. Investigators said Yao had seconds to react and his action was legal. Yao said he did not have time to holster his weapon and switch to a nonlethal form of defense. The report said Yao arrived to an apartment in response to a 911 report of a man injuring himself.
the officer has concerns about the province of texas.
( z0 concern :ARG0 ( z1 province :name ( z2 name :op "Texas" ) ) :ARG1 ( z3 officer ) )
(z0 / concern-01
    :ARG0 (z1 / province
              :name (z2 / name
                        :op1 "Texas"))
    :ARG1 (z3 / officer))
the officer has concerns about the province of texas .
z0 :ARG1 z3
z0 :ARG0 z1
z1 :name z2
z2 :op1 0