Through the decades, there’s been one route that, more than any other, has helped deliver the biggest stars to the Los Angeles Lakers: trades. It’s howĀ Wilt Chamberlain,Ā Kareem Abdul-Jabbar,Ā Kobe Bryant,Ā Dwight HowardandĀ Pau GasolĀ all ended up donning purple and gold. It’s also how…