Everything something goes wrong or bad while Trump has been President, he blames Obama. Everyday, he and his staff keep blaming Obama for things happening on Trump's watch. The real news... Trump and his staff are clueless and experienced and over their heads. Stop blaming Obama and do something. Assad is using chemical weapons on his own people and nobody wants to stop him.
Here's proof that Trump was adamantly against attacking Syria and didn't want Obama to do it:
Trump's Statements On Syria: As President And As A Private Citizen : NPR