New Delhi, Aug. 1 -- TEHRAN - The timeline, according to CBS News, is this weekend.

Unnamed sources with knowledge of the planning told the network that the United States and Israel have coordinated large-scale strikes on Iran's energy infrastructure, its oil refineries and power generation capacity, with attacks possibly arriving before the week ends. Neither Washington nor Jerusalem confirmed the report on Friday. Tehran made no immediate public response. But the specificity of the account, a defined target set and a narrow window, signaled something sharper than the vague threat language that has circulated through the Iran-Israel conflict for months.

Iran's energy sector is not the same category of target as an air defense battery o...