He had been scheduled to participate in a service at St. Christopher's Episcopal Church near Seabrook, Texas, but due to the Apollo8 flight, he was unable to attend.
hiː hɐdbɪn skˈɛdʒuːld tə pɑːɹtˈɪsᵻpˌeɪt ɪn ɐ sˈɜːvɪs æt sənt. kɹˈɪstəfɚz ᵻpˈɪskɑːpəl tʃˈɜːtʃ nˌɪɹ sˈiːbɹʊk, tˈɛksəs, bˌʌt dˈuː tə ðɪ ɐpˈɑːloʊ ˈeɪt flˈaɪt, hiː wʌz ʌnˈeɪbəl tʊ ɐtˈɛnd.