Northstar
Energy,
which
owns
nearly
10,000
acres
in
Michigan's
Utica-Collingwood
oil
and
gas
shale
formation,
filed
the
lawsuit
against
Chesapeake
and
Canadian
firm
Encana
in
Michigan
federal
court
Friday,
Reuters
reported.
The
suit
follows
a
series
of
investigations
by
the
news
wire
last
year
which
triggered
civil
and
criminal
probes
of
Chesapeake,
the
second-largest
US
producer
of
natural
gas.
In
June,
Reuters
reported
that
Chesapeake
and
Encana,
Canada's
largest
gas
producer,
worked
to
suppress
land
prices
in
Michigan
three
years
ago.
Reuters
quoted
from
internal
Chesapeake
emails
that
show
top
executives
of…