Take the Reddit traders seriously, says Mohamed El-Erian

The Reddit boom seems to be spreading to other areas of the market. Futures contracts for silver surged 11% Monday morning, which is the biggest one-day jump in 11 years amid chatter on Reddit about the commodity. Mohamed El-Erian, economic advisor at Allianz and Gramercy and president at Queens College, Cambridge, joined "Squawk Box" on Monday to discuss.