Mumbai, June 13 -- The Indian rupee slumped in opening trades on Friday tracking pessimistic global sentiments amid ongoing tensions in the Middle East. Weak equities and surging oil prices weighed heavily on the counter that fell to a two-month low beyond 86 per dollar mark. WTI Crude has zoomed around 8% to $73.25 per barrel, hitting six-month high. The domestic currency opened at Rs 86.25 per dollar but recovered slightly to 86.10 so far during the day. It is down around 60 paise on the day. Meanwhile, local equities stayed weak after to a corrective action seen in last session. Benchmark indexes Sensex and Nifty fell around 1 percent each on Thursday in the face of trade uncertainties and heightened geopolitical risks. NIFTY is currentl...