Crude oil futures rise amid US-Iran tensions in West Asia, with Brent at $73.32 and WTI at $70.07.

Crude oil futures rise amid US-Iran tensions in West Asia, with Brent at $73.32 and WTI at $70.07.

Brent crude futures up $73.17 a barrel; US West Texas Intermediate crude rises $70.92; US and Iran attacks underscore fragility of the interim peace deal.