Heading into this year, expectations are high for McCaffrey. ESPN recently did a poll to rank the top running backs in the NFL. When it came to San Francisco's 29-year-old star, he was ranked No. 5 and one league executive offered a major red flag.

San Francisco 49ers star running back Christian McCaffrey and his wife, model and actress Olivia Culpo, made a major life announcement on Sunday. The two revealed that they have welcomed their first child into the world.

Olivia Culpo and Christian McCaffrey are officially parents! The couple revealed the birth of their first child with an adorable series of photos.