He made the remarks following a blast at Phramongkutklao Hospital on Monday apparently targeting commissioned and retired officers, that left 25 people injured. The timing of the election could change unless peace is preserved, Gen Prayut said. Gen Prayut condemned the bombing of the army-run hospital as a gross violation of human rights. There was a noticeable tightening of security around Bangkok on Tuesday, but particularly at Phramongkutklao Hospital, where soldiers checked everyone entering the facility, including checks on all belongings and bags. On Tuesday, police arrested a man in connection with the letter warning of a series of blasts targeting hospitals, they said.

Source: Bangkok Post May 23, 2017 21:45 UTC