kenmore appliance line on amazon. connect its smart aslinss with amazon's personal assistant alexa. sears has closed more than 20% of store this is year. competitors are feeling the heat. shares of home depot, whirlpool, and lowe's all fell on the news. how would you like to get from new york to d.c. in 29 minutes? >> i would like that. >> tesla founder elon musk wants to make that a reality. he says in a series of tweets he has a verbal agreement to build his hyperloop. his design for an ultrahigh-speed underground rail system. no government agency has confirmed this. he's walked it back tweeting he has work to do to receive formal approval. he says he got a verbal go-ahead to build this hyperloop under baltimore, new york, washington, d.c. >> philly. the pneumatic tube.