ToplineGlobal shipping firms—including Denmark’s AP Møller-Maersk and Germany’s Hapag-Lloyd—have paused and rerouted operations in the Red Sea due to risks of attacks by Yemen’s rebel Houthi group, leading some companies to warn of shortages and delays as they seek alternative trading routes.Ikea and Danone have warned of shipping delays as they seek alternative trade routes. (Photo by ... [+] Warren Little/Getty Images)Getty Images Key FactsOver 100 container ships have been rerouted around the southern ti ...