"Of
course
there
is
American
interest
and
goodwill
to
facilitate
an
understanding,"
said
Iraqi
Deputy
Prime
Minister
for
Energy
Hussain
Shahristani.
"But
it
was
clear
to
all
sides
that
any
internal
matter
has
to
be
discussed
by
Iraqis
inside
Iraq,"
he
told
reporters
after
meeting
with
US
Vice
President
Joe
Biden.
Washington
is
anxious
to
ease
a
political
crisis
that
erupted
after
US
troops
left
Iraq
last
year,
which
analysts
fear
could
strain
the
country's
unity
if
it
escalates
further,
Reuter
reported.
Oil
is
at
the
heart
of
the
broad
dispute
between
Kurdistan
in…