Why Danny Reagan's son is now played by Mika Amonsen instead of 'Blue Bloods' actor Andrew Terraciano.

Find out what to expect from Episodes 2-4 of the 'Blue Bloods' spinoff.

Plus, why they recast Sean.

Here are all the new and returning shows heading to the network this fall.

Get a glimpse into the 'Blue Bloods' spinoff.

See the first photos from the next chapter of 'Blue Bloods' premiering this October.

Plus, details on 'Blue Bloods' reruns on CBS.

CBS has made a couple swaps in its time slots, Fox has limited scripted programming, NBC is making space for basketball, and ABC has a big change.

The 'Blue Bloods' alum is preparing to reprise his role as Danny Reagan.