Riyadh's international airport hit by missile strikes, and more

Officials in Saudi Arabia say the international airport in Riyadh has come under attack for the second time in 24 hours. It comes after a strike on Saturday killed more than a dozen people and injured hundreds more. Canada has joined other nations in condemning the attacks, that are being claimed by Yemen’s Iran-backed Houthi rebels.

Also: Hurricane Simon has hit towns and popular tourist areas along Mexico's southwest coast. The eye of the category 4 storm has so far remained off the coast as it moves north. But even without a direct landfall, Simon has brought damaging winds, storm surge and flooding.

And: Steel-maker Stelco says despite pressure from Ottawa, it's going ahead with laying off hundreds of Ontario workers. Last week, the federal government issued an ultimatum to the company: Produce a plan to keep those jobs, or be taken to court. The CEO of Stelco’s parent company insists, they are operating within the law.

Plus: Malaysia's mass deportation of refugees from Myanmar, Minneapolis residents mobilize to keep intimidation away from polling stations, The friendly rivalry between Alberta and Montana football teams, and more.