 By 21 : 00 , the closest front line unit was B Company on top of Hill 209 , 1 mile ( 1 @.@ 6 km ) north of the river road which curved around the hill 's southern base . The regimental chaplain , Captain Lewis B. Sheen , had gone forward in the afternoon to B Company to hold services . On top of Hill 209 , Chaplain Sheen and men in B Company after dark heard splashing in the water below them . They soon discovered a long line of North Korean soldiers wading the river . 
 By 21 : 00 , the closest front line unit<a href='been_done' title='1'><mark></mark></a> was B Company on top of Hill 209 , 1 mile ( 1 @.@ 6 km ) north of the river road which curved around the hill <a href='null_genetive' title='2'><mark>'s</mark></a>southern base . The regimental chaplain , Captain Lewis B. Sheen , <a href='been_done' title='3'><mark>had</mark></a> gone forward in the afternoon to B Company to hold services . On top of Hill 209 , Chaplain Sheen and men in B Company after dark heard splashing in the water below them . They soon discovered a long line of North Korean soldiers wading the river . 
By 21 : 00 , the closest front line unit been was B Company on top of Hill 209 , 1 mile ( 1 @.@ 6 km ) north of da river road which curved around the hill  southern base . The regimental chaplain , Captain Lewis B. Sheen , done gone forward in tdaafternoon to B Company to hold services . On top of Hill 209 , Chaplain Sheen and men in B Company after dark heard splashing in the water below them . They soon discovered a long line of North Korean soldiers wading the river .