The maker of Roomba has ‘substantial doubt’ about surviving

Roomba’s parent company is warning that its future is on shaky ground, more than a year after a planned $1.7 billion acquisition by Amazon fell through.

​ Roomba’s parent company is warning that its future is on shaky ground, more than a year after a planned $1.7 billion acquisition by Amazon fell through. Read More Breaking News, Latest News and Videos | CNN