Indian benchmark indices, Nifty and Sensex, extended their losing streak for a fifth consecutive session, with rising crude oil prices and ongoing geopolitical tensions in West Asia weighing heavily on investor sentiment.Photograph: Danish Siddiqui/ReutersKey PointsThe Sensex declined by 281.09 points (0.36%) to 77,728.16, while the Nifty fell 78.35 points (0.32%) to 24,287.65, marking its fifth consecutive day of losses.Rising Brent crude oil prices, which climbed 1.11% to $89.50 per barrel, significantly ...