Did Connie know Michael killed Fredo?

Considering the dramatic and complex plotlines often found in mafia-themed stories, it begs the question: did Connie indeed have knowledge of Michael's involvement in Fredo's demise? Was there a moment of revelation, a tell-tale sign, or a subtle hint that escaped unnoticed by audiences? Did Connie's reaction, whether it was a fleeting glance, a silent nod, or an unspoken understanding, give any clues to her awareness of the truth? Or did she remain blissfully ignorant, shielded from the dark secrets that enveloped the Corleone family? The intricacies of Connie's character and her relationship with Michael, along with the dynamics of the crime world they inhabit, create a fascinating web of possibilities that leaves one wondering: did she know?