Salazar
led
the
response
to
the
massive
oil
spill
in
2010
at
BP's
Macondo
well
in
the
Gulf
of
Mexico,
leading
to
an
overhaul
of
the
country's
top
offshore
regulatory
body.
He
is
the
second
member
of
President
Barack
Obama's
cabinet
to
step
down
from
a
high-ranking
energy
post
as
the
administration
begins
its
second
term
in
office
following
a
November
re-election.
Lisa
Jackson,
the
head
of
the
Environmental
Protection
Agency,
said
at
the
end
of
2012
that
she
would
be
leaving
her
post.
Energy
Secretary
Steven
Chu
is
also
expected
to…
