After being out for the last six weeks with a calf injury, the San Francisco 49ers will have Nick Bosa on hand in a limited capacity for their first Week 9 practice.

Kyle Shanahan provided an encouraging injury update today that Bosa has made enough progress with his calf to allow him to return to practice.

This is the first major positive step for Bosa since he suffered his injury while warming up in practice for Week 3. Initially, Bosa thought he would be ready to play in Week 7 against the Atlanta Falcons.

Unfortunately, he jumped the gun. With the 49ers coming off their Bye, he's now ready. By participating in Wednesday's practice, Bosa is trending toward playing Sunday against the Las Vegas Raiders.

Having Bosa back will be a tremendous boost to the 49ers' defense, especially their pass rush. They couldn't muster any pressure on Michael Penix Jr. in their loss to the Falcons.

With Bosa back, that will never be the case. The 49ers have a fairly strong defensive front.…