Japan's Nikkei slumps as oil, bond yields weigh on sentiment

By Rocky SwiftJapan's Nikkei share gauge fell sharply on Tuesday as a global surge in bond yields and rising oil prices weighed on sentiment.The benchmark Nikkei 225 TVC:NI225 slid 1.23% to 65,070.58 in early trading, set for a second straight decline. The broader Topix TSE:TOPIX slipped 1.75% to 4…