EMERGING MARKETS-Asia currencies slip as focus turns to Fed

* Rupiah falls for 3rd straight day * Singapore stocks hit lowest since June 4 * Graphic: World FX rates https://tmsnrt.rs/2RBWI5E * Asian stock markets: https://tmsnrt.rs/2zpUAr4 By Shashwat Awasthi June 16 (Reuters) – Most emerging Asian currencies weakened slightly against…