[1/5] A bullet mark is seen on a glass at the luxury Siam Paragon shopping mall after Thai police arrested a teenage gunman who is suspected of killing foreigners and wounding other people in a shooting, in Bangkok, Thailand, October 4, 2023. REUTERS/Jorge Silva Acquire Licensing Rights Summary Thai gun laws strict, but illegal firearms common Police investigating suspect's behavioral history PM says gun access for young must be tightened Boy modified gun designed to fire blank rounds - police Shooting could weigh on efforts to boost tourism BANGKOK, Oct 4 (Reuters) - Authorities in Thailand were preparing to charge...