Canada's Bouchard loses, Raonic wins at Aussie Open tuneups

Eugenie Bouchard's comeback from the concussion she suffered at the U.S. Open was stalled by a 6-4, 6-4 loss to Hungary's Timea Babos at the Shenzhen Open in China on Thursday, while fellow Canadian Milos Raonic made his season debut with a win over Ivan Dodig at the Brisbane International.