Silver drops to $28.90, under 50-day MA, after Fed's Bowman's hawkish remarks.Bearish pattern evident, with RSI suggesting further downside.Support levels: $28.74 (May 18 high), $28.28 (June 10 high), $28.00, $26.82 (100-DMA).Resistance points: $29.16 (50-DMA), $31.54 (June 7 high), $32.00, $32.51 (