The trio were all smiles in the photos as Naomi cuddled up to her kids, who she shares with ex Liev Schreiber, writing in the caption she was 'full' of love for them. 'My heart is so full.

The actress is mom to son Sasha, 17, and daughter Kai, 16, whom she shares with ex Liev Schreiber Naomi Watts/Instagram Naomi Watts celebrated Mother's Day with her two kids and husband Billy ...