SAN JOSE -- The prostitute accused in the robbery and killing of
millionaire tech investor Ravi Kumra began testifying Thursday
as the key witness against her brother and his fellow gangsters,
describing in detail how the break-in-turned-lethal was casually
planned and carried out in a single day.  It was the second time
Katrina Fritz has been an informant in a homicide. The first
time was in a 2006 Oakland case when she admitted tipping off
two East Bay men to information that led them to kill a
churchgoing woman who was a potential witness against them.
Fritz, now 33, claimed Thursday it was her brother DeAngelo
Austin's idea to rob Kumra on Nov. 30, 2012. Her testimony came
during a preliminary hearing for one of the defendants,
Marcellos "Blade" Drummer.  Fritz told Judge Linda Clark that
she was a long-time prostitute in the eccentric millionaire's
harem and knew the layout of his gated estate. She wasn't there
during the crime, but under California law, she is still
culpable because the killing occurre