San Francisco 49ers coach Kyle Shanahan is sharing an update on Trent Williams and his family after the left tackle's son was stillborn.

Sondra Williams, the wife of San Francisco 49ers tackle Trent Williams, said on social media that their son, Trenton, was stillborn on November 24.

Williams’ wife, Sondra, announced on Instagram on Sunday, Dec. 1 that their son Trenton O'Brien Williams Jr. was stillborn on Sunday, Nov. 24. NFL STATS CENTRAL: The latest NFL scores, schedules, odds, stats and more.

San Francisco 49ers' Trent Williams' wife Sondra has announced the death of their baby son at 35 weeks after losing his twin earlier in the pregnancy. The NFL player shared the news on Instagram.

After Trent Williams and wife Sondra shared the devastating loss of their son Trenton O'Brien Williams Jr. from a stillbirth, San Francisco 49ers coach Kyle Shanahan shared an update on the family.

Trent Williams and his wife, Sondra, are struggling with an unimaginable loss that has left the Williams family in mourning. The couple recently shared heartbreaking news about the tragic passing of their son,

Heartbreak has struck the San Francisco 49ers family again with the news that the newborn son of left tackle Trent Williams died on Nov. 24. Sondra Williams, the wife of the 49ers’ tackle, said in an Instagram post the baby had been diagnosed with Trisomy 13 — a rare genetic condition — and that a twin daughter had been lost earlier in the pregnancy.

San Francisco 49ers offensive lineman Trent Williams was able to meet his son, Trenton, who was tragically stillborn at 35 weeks. "He was there at the hospital with [wife Sondra] and got to meet him and say bye,

Trent Williams spent time last week at the hospital and grieving with his family, including the couple's three young daughters.