He doubled up his individual wins in the 100 breast , where he finished first with 55.21 in the final .
Chan , a Speedo Junior Nationals - East gold - medalist and sophomore , won the 200 IM in 1 : 49.86 .
Chan doubled up Chan 's individual wins in the 100 breast , where he finished first with 55.21 in the final .
Chan , a Speedo Junior Nationals - East gold - medalist and sophomore , won the 200 IM in 1 : 49.86 .