The
Brazilian
oil
company
has
discarded
plans
to
sell
a
stake
in
its
entire
Gulf
of
Mexico
holdings
to
a
single
partner
and
has
begun
seeking
partners
for
individual
assets
and
packages
of
the
oil
blocks
there,
Reuters
quoted
sources
familiar
with
the
matter
as
saying.
Separately,
a
Petrobras
executive
confirmed
with
the
news
agency
that
the
company
has
had
great
difficulty
in
selling
the
assets
in
the
Gulf
but
declined
to
elaborate.
Reuters
said
the
sources
and
the
executive
spoke
on
condition
of
anonymity
because
the
process
was
still
private.
Petrobras
launched
the…