Why was gas $1.40/litre this morning?

Gas prices in London, Ont. hovered around the $1.40/litre mark on Wednesday, Sept. 1, 2021. (Jaden Lee Lincoln / CTV London) Gas prices in London, Ont. hovered around the $1.40/litre mark on Wednesday, Sept. 1, 2021. (Jaden Lee Lincoln / CTV London)