One of the most ambitious transmission projects in America today is CAPX2020, a series of lines in Minnesota and surrounding states. In this first of two exclusive interviews, Fortnightly's Spark talks with Will Kaul, Great River Energy’s v.p. of transmission, about how the project managed to succeed where others have failed.

In an October order, the Federal Energy Regulatory Commission (FERC) trimmed the authorized rate incentive for the RITELine transmission project by one-third. The action prompted Commissioner Moeller to ask whether the commission is retreating from its incentive policy on needed transmission lines.