Yemen's
oil
and
gas
pipelines
have
been
repeatedly
sabotaged
by
insurgents
and
tribesmen
since
anti-government
protests
created
a
power
vacuum
in
2011,
causing
fuel
shortages
and
slashing
export
earnings
for
the
impoverished
country.
Reuters
reported
witnesses
as
saying
the
pipeline
linking
production
fields
in
the
central
Maarib
province
to
the
Red
Sea
was
attacked
on
Friday
night.
"We
heard
a
blast
in
the
Sirwah
area
followed
by
flames
rising
from
the
pipeline,"
one
tribal
witness
told
the
news
agency.
Yemen's
stability
is
a
priority
for
the
US
and
its
Gulf
Arab
allies
because
of…