Mumbai, Sept. 4 -- COMEX Copper futures corrected marginally today and stayed cautious ahead of US nonfarm payrolls data release. The counter had moved up around 1% in last session and currently trades at $6.65 per pound, down 0.14% on the day. MCX Copper is down 0.26% at Rs 1378.70 per kg after failing to hold above Rs 1380 per kg. Meanwhile, in Asia, China's Shanghai Composite index fell 0.30%. Hong Kong's Hang Seng index spiked 1.74% while Japanese Nikkei index added 1.26%. European stocks saw choppy moves though German DAX index edged up 0.30%. The US stocks gained in last session as remarks from Federal Reserve Governor Christopher Waller pointing to easing price pressures prompted investors to pare back expectations of an interest rat...