Authorities last week detained more than 500 people in two separate raids in Jakarta and Batam. JAKARTA: Indonesia will review its visa-free entry policy for nationals of Southeast Asian countries after a string of arrests of foreigners accused of running illegal gambling and scam operations, a top immigration official said on Wednesday (May 13). Authorities last week detained more than 500 people in two separate raids on an online gambling ring in the capital Jakarta and a scamming syndicate