WASHINGTON — A storm is brewing in the 29th Congressional District in New York, a region that has generally enjoyed political calm for 18 years under the stewardship of Republican Rep. Amo Houghton, who is retiring this year at the age of 78. While Republican state Sen. John "Randy" Kuhl has been called the "heir apparent" to the Houghton seat, Monroe County Legislator Mark Assini has emerged as a thorn in his side, and considering that the primary isn’t until September, forecasters predict a long, hot summer in this southwest region of upstate New York. "Right now, the primary is...