Question: UFC Fight Night: Shogun vs. Sonnen (also known as UFC Fight Night 26) was a mixed martial arts event held on August 17, 2013, at the TD Garden, often called Boston Garden and "The Garden", is a multi-purpose arena in Boston, in which US state?

Context paragraphs:
UFC Fight Night: Dillashaw vs. Cruz: UFC Fight Night: Dillashaw vs. Cruz (also known as UFC Fight Night 81) was a mixed martial arts event held on January 17, 2016, at the TD Garden in Boston, Massachusetts.

UFC Fight Night: Shogun vs. Sonnen: UFC Fight Night: Shogun vs. Sonnen (also known as UFC Fight Night 26) was a mixed martial arts event held on August 17, 2013, at the TD Garden in Boston.

UFC Fight Night: Gustafsson vs. Manuwa: UFC Fight Night: Gustafsson vs. Manuwa (also known as UFC Fight Night 37) was a mixed martial arts event held on March 8, 2014, at The O2 Arena in London, England.  The event was shown live in the UK on Channel 5 and BT Sport and in the United States on UFC Fight Pass.

UFC Fight Night: Shogun vs. Henderson 2: UFC Fight Night: Shogun vs. Henderson 2 (also known as UFC Fight Night 38) was a mixed martial arts event held on March 23, 2014, at the Ginásio Nélio Dias in Natal, Brazil.

TD Garden: TD Garden, often called Boston Garden and "The Garden", is a multi-purpose arena in Boston, Massachusetts.  It is named after its sponsor, TD Bank, a subsidiary of Canada's Toronto-Dominion Bank.  It opened in 1995 as a replacement for the original Boston Garden and has been known as Shawmut Center, FleetCenter, and TD Banknorth Garden.  The arena is located directly above the MBTA's North Station.

UFC Fight Night: Shogun vs. Saint Preux: UFC Fight Night: Shogun vs. Saint Preux (also known as UFC Fight Night 56) was a mixed martial arts event held at the Ginásio Municipal Tancredo Neves in Uberlândia, Brazil, on November 8, 2014.

UFC Fight Night: McGregor vs. Siver: UFC Fight Night: McGregor vs. Siver (also known as UFC Fight Night 59) was a mixed martial arts event held on January 18, 2015, at the TD Garden in Boston, Massachusetts.

UFC Fight Night: Marquardt vs. Palhares: UFC Fight Night: Marquardt vs. Palhares (also known as UFC Fight Night 22) and originally scheduled as UFC Fight Night: Maia vs. Belcher, was a mixed martial arts event held by the Ultimate Fighting Championship on September 15, 2010 at the Frank Erwin Center in Austin, Texas.  The event also served as a lead in to the season premiere of "".

UFC Fight Night: MacDonald vs. Thompson: UFC Fight Night: MacDonald vs. Thompson (also known as UFC Fight Night 89) was a mixed martial arts event held on June 18, 2016 at TD Place Arena in Ottawa, Ontario, Canada.

UFC Fight Night 6: UFC Fight Night: Sanchez vs. Parisyan (also known as UFC Fight Night 6) was a mixed martial arts event held by the Ultimate Fighting Championship on August 17, 2006.  The event took place at the Red Rock Resort Spa and Casino in Las Vegas, Nevada, and was broadcast live on Spike TV in the United States and Canada.  It acted as a lead-in to the season four premiere of "The Ultimate Fighter".  The two-hour broadcast of UFC Fight Night 6 on Spike TV drew a 1.5 overall rating.

Supporting paragraphs: UFC Fight Night: Shogun vs. Sonnen TD Garden
Answer: Massachusetts