New Delhi, Dec. 4 -- Crude prices extended gains into a second session on Thursday, December 4, with Brent crude futures rising 0.52% to $63 per barrel, while WTI crude futures gained nearly 1%, reaching the day's high of $59.45 per barrel.

Prices strengthened following a period of sharp volatility after a fresh round of Ukrainian attacks on Russian oil supplies and stalled peace talks, which lowered expectations of restored Russian flows.

Ukraine hit the Druzhba oil pipeline in Russia's central Tambov region, Reuters reported on Wednesday, citing Ukrainian military intelligence. This marked the fifth attack on the pipeline, which sends Russian oil to Hungary and Slovakia. However, the pipeline operator and Hungary's oil and gas company...