HOWARD BEACH, Queens (WABC) -- A gruesome letter was sent to the mother of the Brooklyn man suspected of killing Karina Vetrano.
Police say Veta Lewis received a letter stained with blood and feces demanding an apology. Her son, Chanel, was arrested and charged in February with the rape and murder of 30-year-old Vetrano.
Vetrano was killed after going for a jog in Howard Beach in August.
RELATED: What we know about Karina Vetrano's suspected killer
The NYPD has opened an investigation into the letter.
Police: Blood, feces-stained letter sent to mother of Karina Vetrano murder suspect
HOWARD BEACH JOGGER MURDER