shift from recent years where Phillies fans had flooded the park, as the crowd was predominantly Nationals fans and the team took two of three from their division rivals. The Nationals made the playoffs for the first time since relocating to Washington in the 2012 season, with Games 3, 4, and 5 of the 2012 National League Division Series against the St. Louis Cardinals being played in Nationals Park. Washington lost the NLDS three games to two. 2013 season Team owner Theodore N. Lerner approached D.C. Mayor Vincent Gray and other city officials in mid-July 2013 and asked if the city would pay to have a retractable roof built over Nationals Park. After seeing sketches, Gray rejected the proposal at the same meeting. No cost analyses were done before the meeting, although team architects speculated it would cost $300 million. City officials noted that the stadium was not designed for a roof. 2014 season The Nationals made the playoffs for the second time since arriving in Washington. Nationals Park hosted Games 1 and 2 of the 2014 National League Division Series. The Nationals lost the series to the San Francisco Giants, three games to one. 2015 NHL Winter Classic On January 1, 2015, Nationals Park hosted the 2015 NHL Winter Classic before a crowd of 42,832 spectators. The Washington Capitals defeated the Chicago Blackhawks, 3–2, after former Blackhawk Troy Brouwer scored the go-ahead goal with 13 seconds remaining in regulation play. This made the Capitals only the second home team to win a Winter Classic and the first to win two Winter Classics, having won in Pittsburgh in 2011. 2015 season On July 17, 2015, during a regular-season game between the Nationals and the Los Angeles Dodgers, a series of three power outages affected a bank of lights along the park's third base line. The first power outage, which occurred in the bottom of the 4th inning, resulted in a delay of 1 hour and 22 minutes. Play was later resumed as the pitchers retired the next five batters. In the middle of the 5th inning, another power outage occurred, which resulted in a 40-minute delay. The bottom of the 5th inning was later played; at the end of the inning, a third power outage occurred. Due to the power outages, the game was suspended in the top of the 6th inning, with the Nationals leading the Dodgers, 3–2, at