Rumors: Is DELTA switching from HK to SIG?

The two leading US special units Delta and DEVGRU use or have used the HK416 - or have they used the HK416? Recent images from Israel fuel rumors: you can see members of the 1st SFOD-D of the US Army - known as Delta or CAG - guarding the hotel where President Biden will be staying on October 18, 2023 in Tel Aviv, Israel. The weapons they have: They have a SIG MCX Spear LT.

The unconfirmed rumor: "The Unit" has adopted the SIG MCX LT 10.5"/14.5" 5.56 as the successor to the HK416 under the designation Close Support Assault Weapon (CSAW). Or only the president's personal protection detail/PSD?

Here is the breakdown of the weapon and all attachments:

DEVGRU, on the other hand, is said to currently be using NOVESKE with .300 BLK: WEAPONS: IS DEVGRU DROPPING THE HK416?