National NewsOntario court to rule on if federally imposed carbon tax is constitutional; Chemical exposure at work increases risk of women giving birth to autistic babies SHARE ON: Greg Higgins, contributor, Friday, Jun. 28th, 2019 Ontario finds out legitimacy of federally imposed Carbon taxOntario will find out Friday if the federally imposed carbon tax is unconstitutional. Premier Doug Ford challenged the tax in April, saying the feds violated its authority in imposing the charge. The decision will come from Ontario’s top court. Saskatchewan’s Court of Appeal ruled in favour of the federal government in a similar case last month.Saudi Arabia owes Canada over $1 billion for armoured vehicles Canada isn’t stopping shipments of armoured vehicles to Saudi Arabia despite being owed over $1 billion. CTV News reported that Canada shipped over 200 combat vehicles between 2016 and 2018, most of them were light-armoured. The estimated total worth is almost $2 billion. The Saudis reportedly haven’t been paying.Allied nations call detention of two Canadians harmfulCanada is gaining support from a coalition of countries in freeing two detained citizens in China. The Canadian Press said Foreign Affairs Minister Chrystia Freeland told reports that other world leaders believe frivolous detentions like this are harmful. Justin Trudeau is currently at the G20 summit in Japan, trying to rally allies for support.Tick that causes meat allergies found in OntarioWhile going vegan is trendy right now, this might not be the healthiest way to do it. CTV news reported a veterinary clinic in southern Ontario found a tick that causes humans to develop meat allergies. The Lone Star tick isn’t native to Canada and was found on a cat in London with no travel history. It is believed to have come north on migrant birds.Women 1.5 times more likely to birth autistic babies if exposed to chemicals at workExposure to workplace chemicals can make women more likely to give birth to babies with autism. A study from Occupational and Environmental Medicine looked at 750 mothers and how much they interacted with chemicals generally found at work. It found mothers with autistic kids were 1.5 times more likely to have been exposed to chemicals.