ɪn dʒˈænjuːˌɛɹi nˈaɪntiːnhˈʌndɹɪd nˈaɪnti wˈʌn, æmjˈuːsoʊ ænd kˈæsoʊ ɹᵻsˈiːvd ɐn ˈɜːli wˈɔːɹnɪŋ ɐbˌaʊt ɐn ʌpkˈʌmɪŋ fˈɛdɚɹəl ɪndˈaɪtmənt ænd wɛnt ˌɪntʊ hˈaɪdɪŋ, lˈiːvɪŋ dˈɑːɹkoʊ æz ðɪ ˈæktɪŋ bˈɔs.
In January 1991, Amuso and Casso received an early warning about an upcoming federal indictment and went into hiding, leaving D'Arco as the acting boss.