ALEC Baldwin broke down in tears and hugged his wife Hilaria as other family members wept in the public gallery after a New Mexico judge dismissed involuntary manslaughter charges against him. The judge agreed with Baldwin's lawyers that prosecutors and police had withheld evidence on the source of the live round that killed "Rust" cinematographer Halyna Hutchins in 2021. According to Reuters, New Mexico district court Judge Mary Marlowe Sommer threw out the case just three days into Baldwin's trial. The actor's lawyers alleged a "cover up" by prosecutors, who have faced numerous challenges since first filing charges 18 months…