Travelers wait for their trains at Shenzhen North Railway Station yesterday. Major transportation hubs in the city, including Shenzhen Bao’an International Airport, Shenzhen North Railway Station, and Shenzhen Railway Station, are experiencing significant strain as hundreds of thousands of residents head home for Spring Festival family reunions. Shenzhen will see the peak for outbound passengers on highways and rail today, the day ahead of the Chinese New Year’s Eve.    (Story on P3)  Lin Jianping