Keep getting 'libsass' bindings not found when I run ionic serve

gistfile1.txt

Gibrans-MacBook:MTMobile gibranecastillo$ ionic serve
Gulp startup tasks: 0=sass, 1=watch
Running live reload server: undefined
Watching: 0=www/**/*, 1=!www/lib/**/*
Running dev server:  http://localhost:8100
Ionic server commands, enter:
  restart or r to restart the client app from the root
  goto or g and a url to have the app navigate to the given url
  consolelogs or c to enable/disable console log output
  serverlogs or s to enable/disable server log output
  quit or q to shutdown the server and exit

ionic $ /Users/gibranecastillo/Mobility/Mote/MTMobile/node_modules/gulp-sass/node_modules/node-sass/sass.js:22
  throw new Error('`libsass` bindings not found. Try reinstalling `node-sass`?');
  ^

Error: `libsass` bindings not found. Try reinstalling `node-sass`?
    at requireBinding (/Users/gibranecastillo/Mobility/Mote/MTMobile/node_modules/gulp-sass/node_modules/node-sass/sass.js:22:9)
    at Object.<anonymous> (/Users/gibranecastillo/Mobility/Mote/MTMobile/node_modules/gulp-sass/node_modules/node-sass/sass.js:25:15)
    at Module._compile (module.js:425:26)
    at Object.Module._extensions..js (module.js:432:10)
    at Module.load (module.js:356:32)
    at Function.Module._load (module.js:311:12)
    at Module.require (module.js:366:17)
    at require (module.js:385:17)
    at Object.<anonymous> (/Users/gibranecastillo/Mobility/Mote/MTMobile/node_modules/gulp-sass/index.js:3:13)
    at Module._compile (module.js:425:26)
q
Closing Gulp process
Gibrans-MacBook:MTMobile gibranecastillo$ 




Gibrans-MacBook:MTMobile gibranecastillo$ npm version
{ 'ionic-project': '1.0.0',
  npm: '3.4.1',
  ares: '1.10.1-DEV',
  http_parser: '2.5.0',
  icu: '56.1',
  modules: '47',
  node: '5.0.0',
  openssl: '1.0.2d',
  uv: '1.7.5',
  v8: '4.6.85.28',
  zlib: '1.2.8' }
Gibrans-MacBook:MTMobile gibranecastillo$ 


Gibrans-MacBook:MTMobile gibranecastillo$ ionic info

Your system information:

Cordova CLI: 5.4.0
Gulp version:  CLI version 3.9.0
Gulp local:   Local version 3.9.0
Ionic Version: 1.0.0-beta.7
Ionic CLI Version: 1.7.10
Ionic App Lib Version: 0.6.5
ios-deploy version: 1.5.0 
ios-sim version: 3.0.0 
OS: Mac OS X El Capitan
Node Version: v5.0.0
Xcode version: Xcode 7.1.1 Build version 7B1005 


Gibrans-MacBook:MTMobile gibranecastillo$ 

I have done
npm install

and

npm install node-sass

Same results