(Reuters) -The Saudi-led coalition fighting in Yemen on Saturday commenced a military operation to stop attacks on its oil facilities and “protect global energy sources,” Saudi state media reported. The coalition added that the operation is in its early stages and that Yemen’s Houthis should bear the consequences of their “hostile behaviour”. It added that the goal for the operation is to “protect global energy sources and ensure supply chains.” The coalition had said it will “directly deal with sources of threat” and asked civilians to avoid being near any oil site or facility in Yemen’s Red …