Pepco Holdings Inc. Chairman and CEO Joseph Rigby announced yesterday he will step down as chief executive this year after a turbulent tenure marked by criticism over the company’s reliability.

News briefs from the states within the PJM footprint. This week we include Illinois, Kentucky, New Jersey, North Carolina, Ohio, Pennsylvania, and Virginia.

News briefs from the states within the PJM footprint. This week we include Kentucky, Maryland, New Jersey, Ohio, Pennsylvania, and Virginia.

State briefs from around PJM's territory. Included this week are Illinois, Kentucky, Maryland, New Jersey, North Carolina, Ohio, Pennsylvania, and Virginia.

State briefs from around PJM's territory. Included this week are Delaware, Illinois, Maryland, New Jersey, North Carolina, Ohio, Pennsylvania, and West Virginia.

State briefs from around PJM's territory. Included this week are Kentucky, Maryland, New Jersey, North Carolina, Ohio, Pennsylvania, and Virginia.

State briefs from around PJM's territory. Included this week are Kentucky, Maryland, Michigan, New Jersey, North Carolina, Ohio, Pennsylvania, and West Virginia.

State briefs from around PJM's territory. Included this week are Delaware, Illinois, Kentucky, Michigan, New Jersey, North Carolina, and Pennsylvania.

State briefs from around PJM's territory. Included this week are Illinois, Maryland, Michigan, New Jersey, North Carolina, Ohio, Pennsylvania, Virginia and West Virginia.

State briefs from around PJM's territory. Included this week are Illinois, Kentucky, Maryland, Michigan, New Jersey, Ohio, Pennsylvania, and Virginia.