Hundreds of investigators continue to sift through the wreckage of Saturday's train explosion in Quebec. In a news conference on Wednesday, the head of the Montreal Maine and Atlantic Railway pointed to insufficient hand brakes as a likely cause of the accident, which left 60 people missing or dead.
US and Canadian regulators have been warning for years that the type of rail car involved in the fatal derailment and explosion in Quebec is far more prone to rupturing in accidents than other models available.
Oil deliveries by rail have increased along with North American crude oil production. In a tit-for-tat season of pipeline and rail incidents, including the recent Quebec train fire, it's becoming clear there are no clear-cut winners for crude oil transit.
The popular Latin American protest tactic of banging pots and pans took on a new form in post-election Venezuela. Some opposition members protested Maduro's victory by downloading a noisy app.