(LEAD) 'Okja' press screening in Cannes temporarily halted by technical glitch
(ATTN: REWRITES headline, lead; ADDS more info throughout)
CANNES, France, May 19 (Yonhap) -- The press screening of South Korean director Bong Joon-ho's "Okja" at the Cannes Film Festival was temporarily stopped on Friday (local time) due to a techni