Cheddar's up early to celebrate the Winter Solstice and to get you the morning's latest stories.

Didi Chuxing raised a new $4 billion in funding, bringing the ride-hailing company's valuation to $56 billion. Investors include Abu Dhabi's Mubadala and Japan's SoftBank.

And Pinterest is reportedly going to delay its IPO until at least 2019, as the photo-sharing app is expected to miss revenue forecasts for the year. The Information reports the company will bring in about $490 million this year, compared to early estimates of $500 million.

Plus Facebook under fire for how companies are using the companies filters to find potential employees in specific age groups. Companies like Verizon, Amazon, and Target reportedly all using the tool.