5 Things to Know Today, Thursday, Oct. 18

Weather: There's a slight chance of rain today with highs expected in the low 50s, according to the National Weather Service. Tomorrow, there's a 90 percent chance of rain.

PHOTOS: The Dalai Lama in Medford: Miss the Dalai Lama's vist on Tuesday? Check out these photos from the event.

What is the Chance of a Big Earthquake in New England?: New Englanders from Maine to Massachusetts - and perhaps as far away as Rhode Island - felt the 4.6 magnitude earthquake centered in Lake Arrowhead, Maine early Tuesday night. It was the largest earthquake in New England since 1982 when a 4.7 quake  centered in Laconia, New Hampshire shook homes and rattled shelves.

Obama-Romney's Second Debate: Who Won?: The attack on the U.S. consulate in Benghazi, Libya that led to the death of four Americans became the flashpoint in Tuesday night's second presidential debate between President Barack Obama and Gov. Mitt Romney: that's the major finding of the Red and Blue Commonwealth flash polls sent out to local politicos immediately after the debate ended on Thursday night. Obama and Romney faced off on Oct. 16 at Hofstra University in Hempstead, New York in a town hall format, with CNN's Candy Crowley moderating a debate that covered both domestic and foreign policy.

Enter to Win Patch’s Best Halloween Costume in America Contest: It doesn’t matter if you’re Lady Gaga or Lady Liberty for Halloween—if you have an awesome costume, showcase your creation in our Best Halloween Costume in America Contest. Last year, the , won. This year, it could be you. Enter our contest for a chance to win the $5,000 grand prize.