Babysitter, 19, 'strangled and beat 5-year-old cousin to death' in front of his twin and little sister and 'threw his body away like trash' then told police he had been kidnapped by robbers

Tiffany Vanalstyne 19, who had been left to babysit  her five-year-old cousin bashed him in the head and strangled him to death before throwing his body over a guardrail into a ditch and covering it with snow on Thursday, police have revealed.

She then allegedly called police to made up a story about little Kenneth White being kidnapped by two masked men in an effort to cover her tracks.

Kenneth was brutally murdered Thursday afternoon as his twin sister Cheyenne and little sister Christine were playing in another room in the trailer where they lived in rural Knox, New York, police say. 

Tiffany Vanalstyne, 19, strangled her cousin, 5-year-old Kenneth White, and then bashed him in the head until he was dead, police say

Vanalstyne showed no emotion as she was led into court on Friday to be arraigned on a charge of second-degree murder. Police haven't commented on a motive