U.S. energy companies increase oil and gas drilling rigs for second consecutive week

U.S. energy companies increased their oil and gas rig count for the second consecutive week this week for the first time since mid-September, energy services company Baker Hughes Co. said in its closely watched report on Friday. Data show that in the week ended October 20, the number of oil and natural gas drilling rigs, a leading indicator of future production, increased by 2 to 624.…