It was dark, and my sister and I heard a low humming deep sound.

She was ,eight,I was six. This wasnt our first time hearing the humming low roar soft sound.
 My mother said to ignore it,but we insisted on her to open the door, to prove to her, again, what was (is) out there.
 When she opened the door she, feel with astonishment, against the the door.
 See, I said,I was calm, but my sister wasn't.The hover,over the roof,no wind, but a low rumblel noise,huge light,under neath.It dropped off two people in the neigber hood.One adult, and one teenager.Both on either side of subdivision.
He cried out, saying where am I, and she screamed, running towards her house.
My mother walked him home, My sister and I knew theyll be back, again.
Witness indicates that the date of the incident is approximate.  PD